Pith Number

pith:BARY5RJC

pith:2019:BARY5RJCLAWYWU2SU43FZP4BIT

not attested not anchored not stored refs pending

Hodge ideals of free divisors

Alberto Casta\~no Dom\'inguez, Christian Sevenheck, Luis Narv\'aez Macarro

arxiv:1912.09786 v4 · 2019-12-20 · math.AG · 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{BARY5RJCLAWYWU2SU43FZP4BIT}

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	2026-07-05T04:16:50.031559Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08238ec522582d8b5352a7365cbf8144d2759e7a9ea2d69d103c6add85501d40

Aliases

arxiv: 1912.09786 · arxiv_version: 1912.09786v4 · doi: 10.48550/arxiv.1912.09786 · pith_short_12: BARY5RJCLAWY · pith_short_16: BARY5RJCLAWYWU2S · pith_short_8: BARY5RJC

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/BARY5RJCLAWYWU2SU43FZP4BIT \
  | 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: 08238ec522582d8b5352a7365cbf8144d2759e7a9ea2d69d103c6add85501d40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c97022e94e8f288c37d3ca3f67df3a6c4505415710079e1c6b40b593b3a3046",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2019-12-20T12:20:50Z",
    "title_canon_sha256": "a9fba0d21e5d2234b7e21018f617abf3b04a0ea9f12e0f1d287fcadf4c10cb5b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.09786",
    "kind": "arxiv",
    "version": 4
  }
}