Pith Number

pith:QGGFJ25Y

pith:2012:QGGFJ25YVFVBAFIOHQBTGGOVI7

not attested not anchored not stored refs pending

Free CR distributions

Gerd Schmalz, Jan Slovak

arxiv:1206.0964 v1 · 2012-06-05 · math.DG · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QGGFJ25YVFVBAFIOHQBTGGOVI7}

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	2026-05-18T01:27:08.413015Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

818c54ebb8a96a10150e3c033319d547cf788068790a44ee8d4c1ae0d02ba5c6

Aliases

arxiv: 1206.0964 · arxiv_version: 1206.0964v1 · doi: 10.48550/arxiv.1206.0964 · pith_short_12: QGGFJ25YVFVB · pith_short_16: QGGFJ25YVFVBAFIO · pith_short_8: QGGFJ25Y

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/QGGFJ25YVFVBAFIOHQBTGGOVI7 \
  | 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: 818c54ebb8a96a10150e3c033319d547cf788068790a44ee8d4c1ae0d02ba5c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e443ed158828d7c68be1d0a842360293798c16b18f7ad90d6721b18b8a274a54",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2012-06-05T15:34:17Z",
    "title_canon_sha256": "9f1a9651b8463bccb138411100e9c463847b8449ead8df234ab294165365f0c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.0964",
    "kind": "arxiv",
    "version": 1
  }
}