Pith Number

pith:XUJOSLYE

pith:2026:XUJOSLYEXH35MRONPCGY4DUWZQ

not attested not anchored not stored refs pending

Ouroboros: A Self-Developing Frontier Coding Agent with Reviewed Core Evolution

Andrei Gritsaev, Andrei Kaznacheev, Andrei Kuznetsov, Anton Razzhigaev, Nikita Dragunov, Roman Yampolskiy

arxiv:2608.08311 v1 · 2026-08-08 · cs.SE · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XUJOSLYEXH35MRONPCGY4DUWZQ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-08-11T01:22:17.450129Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd12e92f04b9f7d645cd788d8e0e96cc3226fc43ab6b47dd47cd105cb349f515

Aliases

arxiv: 2608.08311 · arxiv_version: 2608.08311v1 · doi: 10.48550/arxiv.2608.08311 · pith_short_12: XUJOSLYEXH35 · pith_short_16: XUJOSLYEXH35MRON · pith_short_8: XUJOSLYE

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/XUJOSLYEXH35MRONPCGY4DUWZQ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: bd12e92f04b9f7d645cd788d8e0e96cc3226fc43ab6b47dd47cd105cb349f515

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae0d7fb38fd8df0ed19137ecbdae0bc3b5dfefa0e15b8c9e4c37606393d8755b",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2026-08-08T19:45:22Z",
    "title_canon_sha256": "780d5089f755f9dabc97dcf228ac1b0fd37c0de664cd17a51821ab8b40acaabc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.08311",
    "kind": "arxiv",
    "version": 1
  }
}