Pith Number

pith:JWHVGQBT

pith:2012:JWHVGQBTCLRJ35OZIVE7OQFPFD

not attested not anchored not stored refs pending

The diminished base locus is not always closed

John Lesieutre

arxiv:1212.3738 v2 · 2012-12-15 · 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{JWHVGQBTCLRJ35OZIVE7OQFPFD}

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	2026-05-17T23:53:18.171011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d8f53403312e29df5d94549f740af28d0c9c530c8a514b88f49201d827c396a

Aliases

arxiv: 1212.3738 · arxiv_version: 1212.3738v2 · doi: 10.48550/arxiv.1212.3738 · pith_short_12: JWHVGQBTCLRJ · pith_short_16: JWHVGQBTCLRJ35OZ · pith_short_8: JWHVGQBT

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/JWHVGQBTCLRJ35OZIVE7OQFPFD \
  | 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: 4d8f53403312e29df5d94549f740af28d0c9c530c8a514b88f49201d827c396a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d30f5493cb93fd9312c1aae5ef1189328eb74c791e9cb695cc00582284be29d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2012-12-15T23:43:35Z",
    "title_canon_sha256": "6fa2d31f016bf0188de54ef2d631785d86a75617c2d048526d99c063ff44a5c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.3738",
    "kind": "arxiv",
    "version": 2
  }
}