Pith Number

pith:LE67DVIU

pith:2015:LE67DVIUCVCZ2SMKZGKIYWQPEX

not attested not anchored not stored refs pending

Cohomological characterizations of the complex projective space

Olivier Debarre

arxiv:1512.04321 v1 · 2015-12-14 · 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{LE67DVIUCVCZ2SMKZGKIYWQPEX}

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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.

Cited by

1 paper in Pith

Numerical invariants of hyper-K\"ahler manifolds

Receipt and verification

First computed	2026-05-18T01:24:22.554529Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

593df1d51415459d498ac9948c5a0f25e6d4a46698165b51681c91e556527b3a

Aliases

arxiv: 1512.04321 · arxiv_version: 1512.04321v1 · doi: 10.48550/arxiv.1512.04321 · pith_short_12: LE67DVIUCVCZ · pith_short_16: LE67DVIUCVCZ2SMK · pith_short_8: LE67DVIU

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/LE67DVIUCVCZ2SMKZGKIYWQPEX \
  | 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: 593df1d51415459d498ac9948c5a0f25e6d4a46698165b51681c91e556527b3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "605841ae440bc24f2b7e0d8bed13ce8235d1d2c354feee01083fec9713509cb3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-12-14T14:03:05Z",
    "title_canon_sha256": "2190995630bc3a0e516135d344e505ae1119ac1f5ead89211410b8b15f12e673"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.04321",
    "kind": "arxiv",
    "version": 1
  }
}