SCP‑6819 is uncontained. Containment is not possible and, per Ethics Committee memorandum 6819‑EC‑4, will not be attempted. The procedures below govern access to this file and the conduct of personnel assigned to the anomaly.

Before accessing this file, personnel complete Form 6819‑A: a handwritten list of every living person known personally to the reader. The form is sealed in the presence of a records officer. Within 24 hours of reading, the reader produces a second list under the same conditions. The records officer compares the two, reads the missing entry aloud to the reader once, and returns both lists to the archive. Readers should be told in advance that hearing the name does not restore anything. Most describe the experience as being introduced to a stranger at a funeral.

Personnel permanently assigned to SCP‑6819 attend Protocol LITANY: twenty minutes daily, reading aloud the names of deceased individuals from printed site registers. Names are read from paper, never from memory. Attendance is taken.

Amnestic use of every class is suspended at sites conducting 6819 research. See Addendum 6819.1. Amnestic use continues at all other sites.

SCP‑6819 is a post‑mortem condition affecting, as far as can be determined, every human being who has ever died. It occurs in two stages.

The first stage begins at clinical death. Consciousness does not terminate; it persists in a diffuse state distributed across the living memories of the deceased. This was established in 2020 by Procedure ORPHEUS, which permits limited two‑way contact with first‑stage subjects (clearance 4/6819 required for transcripts). Contacted subjects are calm, coherent within limits, and consistently aware of who is remembering them at a given moment. Several described the state in similar terms without prompting; the phrase that recurs in transcripts is "being told."

The second stage — second death — begins when the number of living persons holding at least one memory of the deceased reaches zero, whether through the death of the last rememberer, through dementia, or through amnestic treatment. ORPHEUS contact ends at that moment and cannot be re‑established. This was assumed to be termination until 2022, when interview evidence (Addendum 6819.2) established that second‑stage subjects remain aware.

The second‑stage location, if "location" applies, is designated SCP‑6819‑Prime. It cannot be observed. Observation is a form of memory, and 6819‑Prime is, by definition, whatever is outside all of it. Everything known about the interior comes from one interview.¹

Persons are the primary containment concern, but they are not the general case. Any sufficiently self‑coherent body of information exhibits the same two‑stage structure — a language, a deity, a technique, a fictional character, a true account of an event. A human personality is distinguished from these only by density, and by the capacity to be interviewed about it. See Addendum 6819.3.

Separately, the anomaly imposes a cost on being known about. Every person who reads a complete description of SCP‑6819 loses the memory of exactly one person they know. The loss is immediate, permanent, and unnoticed: in 4,116 monitored readings there is no record of a reader detecting it without the Form 6819‑A comparison. Which person is lost appears weighted toward the edges of the reader's acquaintance, but not reliably; senior researchers have lost siblings. No mechanism has been identified. The term "tithe," used informally on site, has been allowed to stand in official documentation for lack of a better one.

¹ The question of what duration means inside 6819‑Prime was formally retired from the research agenda in 2021, after three consecutive quarterly reviews concluded that no experiment could be designed whose result would mean anything.

SCP‑6819 was identified through paperwork.

In 2019, an actuarial audit of civilian amnestic programs flagged 212 cases in which a deceased relative, mentioned by name in a pre‑treatment interview, could not afterward be found in any record: no birth registration, no photographs, no burial plot, no recollection by unrelated third parties. The interview transcripts still contained the names — the only reason the cases were findable at all. Erasure of the last rememberer had propagated backward through the documentation, and the transcripts, for reasons still not understood, were the one place it failed to reach.

The implication was noted in the audit report itself, in the auditor's words: "If memory is load‑bearing for the deceased in any sense (see attached), then this organization has been performing an unexamined procedure on the dead for eighty‑one years, at scale, as a side effect of routine security practice." The Ethics Committee ruling that followed remains sealed.

The audit report was distributed to forty‑one personnel. Retroactive Form 6819‑A reconciliation indicated forty‑one losses — the first documented observation of the reading cost, and the reason this file now opens with a warning.

Following the interview, D‑31331 was transferred to permanent support staff at his own request. He maintains Site‑41's register of deceased and expunged D‑class personnel, which he reads aloud in full each evening under Protocol LITANY. The register currently holds 118 names. Asked at his annual review why he volunteered, he is recorded as answering that it has to be somebody's job.

The two‑stage structure is not specific to persons. A three‑year survey by the Antimemetics Division established that any sufficiently self‑coherent body of information — the Division's working term is memetic complex — undergoes both stages: dispersal into its rememberers when its original substrate fails, and relocation when the rememberers run out. A human personality is the densest memetic complex on record, and the only kind that files grievances, but the survey found no property of second death that is unique to it. Selected findings follow.

• Languages. A language enters the first stage at the death of its last native speaker and can persist there indefinitely in recordings, grammars, and the partial recall of field linguists; Ubykh has been stable in the first stage since 1992. Of the roughly 31,000 languages estimated to have been spoken in human history, some 24,000 left no attestation of any kind. They are not missing. They are in 6819‑Prime, together with everything ever said in them.
• Deities. A god whose cult has lapsed persists while inscriptions naming it are still read. The Division maintains a watchlist of 1,406 deities currently attested by a single legible object each, and quietly funds curatorial positions at fourteen museums to keep certain stelae on display and certain catalogue entries in print. The curators have not been told what they are maintaining, which, given the reading cost, is a mercy rather than an oversight.
• Fictional persons. A fictional character is a memetic complex born directly into the first stage; there is no body, so there is no first death to wait for. The characters of lost works — seventy of Aeschylus' ninety plays, an estimated three quarters of all silent film — have completed the sequence. The Division declines to estimate the current fictional population of 6819‑Prime, and has formally declined to investigate what awareness consists of in their case.
• Events. A true account of an event and the cover story that replaces it are competing memetic complexes; a fully successful veil operation is the second death of a fact. By the survey's own accounting, the Foundation's suppression apparatus is the most productive engine of second death in recorded history — of persons, incidentally, through amnestic deployment, and of events, by design.

ORPHEUS contact with a non‑person complex was attempted once, in 2023, with a first‑stage language. Contact was established on the first attempt. The transcript is sealed at the Director's order, the procedure is prohibited from repetition, and the only remark of the operator preserved in the open file is that the language "had been waiting a long time to be spoken, and did not want to stop."

The survey's closing estimate, offered with stated reluctance: the large majority of everything human beings have ever done, said, made, believed, or been is presently in 6819‑Prime. The remembered world is the exception. Recorded history is the thin, lit margin of an unlit page.

This file is undergoing the process it describes.

Revision 1 (2019) ran 41,338 words: full containment history, eleven interview logs, the complete ORPHEUS procedure. No edits have ever been made, and RAISA change‑tracking shows none. The text is simply shorter at each audit. Words become absent from every copy at once — mirrors, backups, printouts, and readers' recall of what the page said. The absences correlate with reading volume at roughly one word lost per forty complete readings.

The explanation follows directly from Addendum 6819.3. This document is a memetic complex, and it lives where every memetic complex lives: in the heads of the people who hold it — its readers. When the tithe collects, the memory it takes is usually a person the reader knows. Sometimes, instead, it takes part of the reader's memory of this file. Because the file has no existence apart from what its readers retain, that word is then gone from every copy at once. Each missing word in this document is a memory somebody paid.

Proposal 6819‑77, to seal the file and arrest the decay, was denied 9–0 in 2023. From the minutes:

"Sealing it doesn't preserve it. A sealed file is a file losing readers, and we have it in writing what happens to things that run out of rememberers. Nobody in this room wants to find out where a forgotten description of the afterlife goes. Denied. Widen distribution."