Pith Number

pith:4QJRI5IZ

pith:2025:4QJRI5IZFJ3HVLVS344N6U7HUF

not attested not anchored not stored refs pending

Mechanisms to Verify International Agreements About AI Development

Aaron Scher, Lisa Thiergart

arxiv:2506.15867 v1 · 2025-06-18 · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4QJRI5IZFJ3HVLVS344N6U7HUF}

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.

Cited by

1 paper in Pith

Unprivileged Topology Certificates for Cloud GPU Attestation

Receipt and verification

First computed	2026-07-05T11:24:25.351612Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4131475192a767aaeb2df38df53e7a15e2a8ea676b54f10b875b30c045cd7f3

Aliases

arxiv: 2506.15867 · arxiv_version: 2506.15867v1 · doi: 10.48550/arxiv.2506.15867 · pith_short_12: 4QJRI5IZFJ3H · pith_short_16: 4QJRI5IZFJ3HVLVS · pith_short_8: 4QJRI5IZ

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/4QJRI5IZFJ3HVLVS344N6U7HUF \
  | 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: e4131475192a767aaeb2df38df53e7a15e2a8ea676b54f10b875b30c045cd7f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50bf245f90d686babf8bcd756ff1eaa9ce515011c6fd46c8d318667adb8fc005",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2025-06-18T20:28:54Z",
    "title_canon_sha256": "033d3cfd471839c013fc139429cf6ed74e5b743cc6a6f50b2f03d2708493f2b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.15867",
    "kind": "arxiv",
    "version": 1
  }
}