Pith Number

pith:O66MWZVN

pith:2011:O66MWZVNLZQB3DGP7EFBVIOZBF

not attested not anchored not stored refs pending

Nonabelian Jacobian of Smooth Projective Surfaces - A Survey

Igor Reider

arxiv:1103.5323 v1 · 2011-03-28 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O66MWZVNLZQB3DGP7EFBVIOZBF}

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	2026-05-18T04:25:38.237550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77bccb66ad5e601d8ccff90a1aa1d90972feb3a94721c9370c0fee7fc89dc983

Aliases

arxiv: 1103.5323 · arxiv_version: 1103.5323v1 · doi: 10.48550/arxiv.1103.5323 · pith_short_12: O66MWZVNLZQB · pith_short_16: O66MWZVNLZQB3DGP · pith_short_8: O66MWZVN

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/O66MWZVNLZQB3DGP7EFBVIOZBF \
  | 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: 77bccb66ad5e601d8ccff90a1aa1d90972feb3a94721c9370c0fee7fc89dc983

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83f9e44ff7c7cde23b9e8955dfcba3e0d1bc53eae2c772b101a4ec182ea63678",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-03-28T10:38:38Z",
    "title_canon_sha256": "efaf63674105466552527b74e32269d24032ec24ad0c71d9594c4054ac900815"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.5323",
    "kind": "arxiv",
    "version": 1
  }
}