Pith Number

pith:GCRD3QVR

pith:2014:GCRD3QVRBK4E6RDP76URP6TNC4

not attested not anchored not stored refs pending

Deformations of minimal cohomology classes on abelian varieties

Luigi Lombardi, Sofia Tirabassi

arxiv:1410.7986 v1 · 2014-10-29 · 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{GCRD3QVRBK4E6RDP76URP6TNC4}

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	2026-05-18T02:39:07.644991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30a23dc2b10ab84f446fffa917fa6d1736addd85b37ccede8232f47760faffe3

Aliases

arxiv: 1410.7986 · arxiv_version: 1410.7986v1 · doi: 10.48550/arxiv.1410.7986 · pith_short_12: GCRD3QVRBK4E · pith_short_16: GCRD3QVRBK4E6RDP · pith_short_8: GCRD3QVR

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/GCRD3QVRBK4E6RDP76URP6TNC4 \
  | 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: 30a23dc2b10ab84f446fffa917fa6d1736addd85b37ccede8232f47760faffe3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03b2469f07f6167d0986df8cb965d6aa34a35955c4804d855c37a755ede893fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-10-29T14:16:36Z",
    "title_canon_sha256": "c06a4d1c469570a0c6f1cf187684197faa40e3d9dbbcc4d885f9939570f1462b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.7986",
    "kind": "arxiv",
    "version": 1
  }
}