Pith Number

pith:JPPAYYEP

pith:2017:JPPAYYEPEYM2FFUOK6G6A5VHJ4

not attested not anchored not stored refs pending

The transcendental motive of a cubic fourfold

Claudio Pedrini, Michele Bolognesi

arxiv:1710.05753 v3 · 2017-10-13 · 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{JPPAYYEPEYM2FFUOK6G6A5VHJ4}

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	2026-05-17T23:45:53.387332Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4bde0c608f2619a2968e578de076a74f0b2f7ad48f509ea9e996df728796c03e

Aliases

arxiv: 1710.05753 · arxiv_version: 1710.05753v3 · doi: 10.48550/arxiv.1710.05753 · pith_short_12: JPPAYYEPEYM2 · pith_short_16: JPPAYYEPEYM2FFUO · pith_short_8: JPPAYYEP

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/JPPAYYEPEYM2FFUOK6G6A5VHJ4 \
  | 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: 4bde0c608f2619a2968e578de076a74f0b2f7ad48f509ea9e996df728796c03e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a9ab4e704450f64b466bfbe8d7d4b7b6947aa36c14775d9b8c1738c954e3401",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-10-13T07:21:09Z",
    "title_canon_sha256": "8477af385a0654d4ab7ec1097c4dd18906b296a5a944ce277a2a048489f4b5f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.05753",
    "kind": "arxiv",
    "version": 3
  }
}