Pith Number

pith:6Y76DHQA

pith:2014:6Y76DHQATQ2NXRRDLQGCLA3L2T

not attested not anchored not stored refs pending

Counting curves over finite fields

Gerard van der Geer

arxiv:1409.6090 v1 · 2014-09-22 · 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{6Y76DHQATQ2NXRRDLQGCLA3L2T}

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	2026-05-18T02:42:13.794576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f63fe19e009c34dbc6235c0c25836bd4ef280a02e37c3deeca054d7191d6ca60

Aliases

arxiv: 1409.6090 · arxiv_version: 1409.6090v1 · doi: 10.48550/arxiv.1409.6090 · pith_short_12: 6Y76DHQATQ2N · pith_short_16: 6Y76DHQATQ2NXRRD · pith_short_8: 6Y76DHQA

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/6Y76DHQATQ2NXRRDLQGCLA3L2T \
  | 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: f63fe19e009c34dbc6235c0c25836bd4ef280a02e37c3deeca054d7191d6ca60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d14e606d071598d3542664c5de25d68513ade7dd392b16b0828ed0fb53f4f6bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-09-22T06:54:20Z",
    "title_canon_sha256": "6e8a3644144af64bdc78402aaafb0fa8c5b7a4fac5fe9d97ac18fa2b9221e6d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.6090",
    "kind": "arxiv",
    "version": 1
  }
}