Pith Number

pith:S5WIPKLE

pith:2018:S5WIPKLE76UL65VTGNECF3BMHN

not attested not anchored not stored refs pending

Cohomologie non ramifi\'ee dans le produit avec une courbe elliptique

Jean-Louis Colliot-Th\'el\`ene

arxiv:1802.04372 v2 · 2018-02-12 · 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{S5WIPKLE76UL65VTGNECF3BMHN}

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	2026-05-18T00:05:23.801290Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

976c87a964ffa8bf76b3334822ec2c3b5334b9ac2c11c5695ba81f422a6718f5

Aliases

arxiv: 1802.04372 · arxiv_version: 1802.04372v2 · doi: 10.48550/arxiv.1802.04372 · pith_short_12: S5WIPKLE76UL · pith_short_16: S5WIPKLE76UL65VT · pith_short_8: S5WIPKLE

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/S5WIPKLE76UL65VTGNECF3BMHN \
  | 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: 976c87a964ffa8bf76b3334822ec2c3b5334b9ac2c11c5695ba81f422a6718f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efb3f8fecfe7ef7fc6c7c67d9ea4d2ce0cca389fe0bb5a58533c4d2c46505818",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-02-12T21:45:55Z",
    "title_canon_sha256": "b0e2303629bf33f498c600201a0816749b1cf34f06006c5235df2fef90b195ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.04372",
    "kind": "arxiv",
    "version": 2
  }
}