Pith Number

pith:SCW4GCCL

pith:2010:SCW4GCCLNU75GHHD7BVB4DDSST

not attested not anchored not stored refs pending

Intersection numbers for normal functions

C. Herbert Clemens

arxiv:1010.1543 v1 · 2010-10-07 · 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{SCW4GCCLNU75GHHD7BVB4DDSST}

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	2026-05-18T04:39:40.752293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90adc3084b6d3fd31ce3f86a1e0c7294e4e1ddba68ad92d119090cdc3feb26d8

Aliases

arxiv: 1010.1543 · arxiv_version: 1010.1543v1 · doi: 10.48550/arxiv.1010.1543 · pith_short_12: SCW4GCCLNU75 · pith_short_16: SCW4GCCLNU75GHHD · pith_short_8: SCW4GCCL

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/SCW4GCCLNU75GHHD7BVB4DDSST \
  | 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: 90adc3084b6d3fd31ce3f86a1e0c7294e4e1ddba68ad92d119090cdc3feb26d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36e147dd5edb26cb485ed5ffd30034cd74d3ea751cc2c415e30cb40110b91578",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2010-10-07T20:35:02Z",
    "title_canon_sha256": "00c85483af80f412ab67de353ad021080481d2da8391e771117b19cd02144f56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.1543",
    "kind": "arxiv",
    "version": 1
  }
}