Pith Number

pith:K7DAL2F3

pith:2010:K7DAL2F3422ENPV574SNOZUNGF

not attested not anchored not stored refs pending

Deformation theory from the point of view of fibered categories

Angelo Vistoli, Mattia Talpo

arxiv:1006.0497 v2 · 2010-06-02 · 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{K7DAL2F3422ENPV574SNOZUNGF}

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	2026-05-18T04:30:26.301761Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57c605e8bbe6b446bebdff24d7668d316ab6020eca9533df1fa365c883761701

Aliases

arxiv: 1006.0497 · arxiv_version: 1006.0497v2 · doi: 10.48550/arxiv.1006.0497 · pith_short_12: K7DAL2F3422E · pith_short_16: K7DAL2F3422ENPV5 · pith_short_8: K7DAL2F3

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/K7DAL2F3422ENPV574SNOZUNGF \
  | 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: 57c605e8bbe6b446bebdff24d7668d316ab6020eca9533df1fa365c883761701

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8871089d9c8c3aa5d71e3c8769dd015ef4417cc4da23256e0c8d42c0b127b672",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2010-06-02T20:52:53Z",
    "title_canon_sha256": "476b24c9f0207a876feb28e9c45ec14e7db33934c8c5f9f356fbc98a183aef06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.0497",
    "kind": "arxiv",
    "version": 2
  }
}