Pith Number

pith:TXR76YVU

pith:2025:TXR76YVUBGQNAUQN4ZCBF4RIIU

not attested not anchored not stored refs pending

An alignment safety case sketch based on debate

Benjamin Hilton, Geoffrey Irving, Jacob Pfau, Marie Davidsen Buhl

arxiv:2505.03989 v3 · 2025-05-06 · 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{TXR76YVUBGQNAUQN4ZCBF4RIIU}

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	2026-07-05T11:08:20.062626Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9de3ff62b409a0d0520de64412f228453f3b9e55f2da886a2bab47a9d2b25440

Aliases

arxiv: 2505.03989 · arxiv_version: 2505.03989v3 · doi: 10.48550/arxiv.2505.03989 · pith_short_12: TXR76YVUBGQN · pith_short_16: TXR76YVUBGQNAUQN · pith_short_8: TXR76YVU

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/TXR76YVUBGQNAUQN4ZCBF4RIIU \
  | 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: 9de3ff62b409a0d0520de64412f228453f3b9e55f2da886a2bab47a9d2b25440

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14004e7c8abbc310f6bc3a78b354a9bfda525aac059f7ac90ccc6b07a6bd0c4d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-05-06T21:53:44Z",
    "title_canon_sha256": "b5786c25233a31f2024e6b9ee3e0327e64be91ff8960c76e0d50f129dc4b75f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.03989",
    "kind": "arxiv",
    "version": 3
  }
}