Pith Number

pith:VIHA6RAA

pith:2005:VIHA6RAAPPOBVG7CHLAEOUXJE2

not attested not anchored not stored refs pending

Fibrations meromorphes sur certaines varietes de classe canonique triviale

Ekaterina Amerik, Frederic Campana

arxiv:math/0510299 v6 · 2005-10-14 · 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{VIHA6RAAPPOBVG7CHLAEOUXJE2}

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	2026-05-18T01:05:22.967178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa0e0f44007bdc1a9be23ac04752e9268a55928752952443d60fb611280d055c

Aliases

arxiv: math/0510299 · arxiv_version: math/0510299v6 · doi: 10.48550/arxiv.math/0510299 · pith_short_12: VIHA6RAAPPOB · pith_short_16: VIHA6RAAPPOBVG7C · pith_short_8: VIHA6RAA

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/VIHA6RAAPPOBVG7CHLAEOUXJE2 \
  | 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: aa0e0f44007bdc1a9be23ac04752e9268a55928752952443d60fb611280d055c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6559b8270be16b339b3cd9b7f74c936d64550904f39b0a6a69e24e72f1668526",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "",
    "primary_cat": "math.AG",
    "submitted_at": "2005-10-14T12:09:40Z",
    "title_canon_sha256": "1fc1e29f9d2eb2961ab055ff216066b6e1e2c9b6984b7bc1882b15028670d222"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0510299",
    "kind": "arxiv",
    "version": 6
  }
}