Pith Number

pith:VXM66I46

pith:2011:VXM66I46YAX7Q2DRPVOLQCPIOL

not attested not anchored not stored refs pending

Cycles de codimension 2 et H^3 non ramifi\'e pour les vari\'et\'es sur les corps finis

Bruno Kahn, Jean-Louis Colliot-Th\'el\`ene

arxiv:1104.3350 v3 · 2011-04-17 · 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{VXM66I46YAX7Q2DRPVOLQCPIOL}

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	2026-05-18T03:50:23.068368Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

add9ef239ec02ff868717d5cb809e872d05223e9eaf981ee8c95efc974a75dd5

Aliases

arxiv: 1104.3350 · arxiv_version: 1104.3350v3 · doi: 10.48550/arxiv.1104.3350 · pith_short_12: VXM66I46YAX7 · pith_short_16: VXM66I46YAX7Q2DR · pith_short_8: VXM66I46

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/VXM66I46YAX7Q2DRPVOLQCPIOL \
  | 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: add9ef239ec02ff868717d5cb809e872d05223e9eaf981ee8c95efc974a75dd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1023f8362ea61c06f0f8b0bc20efa0a4707243e9a5c625e44452ee44f77b2c9c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-04-17T21:13:24Z",
    "title_canon_sha256": "5da01d87730d8a41c2ff870d128767a108bbb9d1eb1319ff209378469d649ac5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.3350",
    "kind": "arxiv",
    "version": 3
  }
}