Pith Number

pith:S7CHNXQ2

pith:2012:S7CHNXQ2YZKCTFYE2YXLIB32WD

not attested not anchored not stored refs pending

Matrix identities with forms

Artem A. Lopatin

arxiv:1204.5554 v3 · 2012-04-25 · math.RA · math.AG · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S7CHNXQ2YZKCTFYE2YXLIB32WD}

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	2026-05-18T03:42:54.025705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97c476de1ac654299704d62eb4077ab0e3f6c633c412c14ea825b7110208cc3b

Aliases

arxiv: 1204.5554 · arxiv_version: 1204.5554v3 · doi: 10.48550/arxiv.1204.5554 · pith_short_12: S7CHNXQ2YZKC · pith_short_16: S7CHNXQ2YZKCTFYE · pith_short_8: S7CHNXQ2

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/S7CHNXQ2YZKCTFYE2YXLIB32WD \
  | 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: 97c476de1ac654299704d62eb4077ab0e3f6c633c412c14ea825b7110208cc3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95b992fd5e517b80008ab26b6fa37ef70e49150dd3d8891c619917bd9b5d736c",
    "cross_cats_sorted": [
      "math.AG",
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2012-04-25T03:35:17Z",
    "title_canon_sha256": "4631db1fa5047a2a47a34d1bb997c9f6182d8deb216649bb075234942517a90f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.5554",
    "kind": "arxiv",
    "version": 3
  }
}