Pith Number

pith:GU3BQJSH

pith:2022:GU3BQJSHM4BCE3R26KPPPYOZL6

not attested not anchored not stored refs pending

Python client for Isabelle server

Boris Shminke

arxiv:2212.11173 v1 · 2022-12-09 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GU3BQJSHM4BCE3R26KPPPYOZL6}

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

StepProof: Step-by-step verification of natural language mathematical proofs

Receipt and verification

First computed	2026-07-05T05:27:28.022770Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35361826476702226e3af29ef7e1d95fb168771381b5e41e5b8365222df26d9f

Aliases

arxiv: 2212.11173 · arxiv_version: 2212.11173v1 · doi: 10.48550/arxiv.2212.11173 · pith_short_12: GU3BQJSHM4BC · pith_short_16: GU3BQJSHM4BCE3R2 · pith_short_8: GU3BQJSH

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/GU3BQJSHM4BCE3R26KPPPYOZL6 \
  | 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: 35361826476702226e3af29ef7e1d95fb168771381b5e41e5b8365222df26d9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d039e415a40875c2692bcd97e1952d49b679ad5486a175f3c915942a6e2469f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2022-12-09T12:05:28Z",
    "title_canon_sha256": "881baab132589ecbed66fba9e3c6308360d4d69c5df857fda910443213f9d4b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.11173",
    "kind": "arxiv",
    "version": 1
  }
}