Pith Number

pith:62KXKW5P

pith:2012:62KXKW5PTMR7T7H52XLQFPJ23M

not attested not anchored not stored refs pending

Theorem Proving in Large Formal Mathematics as an Emerging AI Field

Jiri Vyskocil, Josef Urban

arxiv:1209.3914 v2 · 2012-09-18 · cs.AI · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{62KXKW5PTMR7T7H52XLQFPJ23M}

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	2026-05-18T03:38:23.117442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f695755baf9b23f9fcfdd5d702bd3adb263dbacd43dd30271f69540461f99de9

Aliases

arxiv: 1209.3914 · arxiv_version: 1209.3914v2 · doi: 10.48550/arxiv.1209.3914 · pith_short_12: 62KXKW5PTMR7 · pith_short_16: 62KXKW5PTMR7T7H5 · pith_short_8: 62KXKW5P

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/62KXKW5PTMR7T7H52XLQFPJ23M \
  | 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: f695755baf9b23f9fcfdd5d702bd3adb263dbacd43dd30271f69540461f99de9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "282f1f76a221ab530418b6951ad358681b60a348cbc3eb4eb00fecd9e88b4310",
    "cross_cats_sorted": [
      "cs.DL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2012-09-18T11:46:17Z",
    "title_canon_sha256": "41d31b9f24855bd3857f042b163592900488f86f0b2dbbd04f3969817ebd3894"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.3914",
    "kind": "arxiv",
    "version": 2
  }
}