Pith Number

pith:2PAT4R7U

pith:2018:2PAT4R7UNSXYKHGW4LZ6FA2CKX

not attested not anchored not stored refs pending

Spiders and Generalized Confluence

Colin Hagemeyer

arxiv:1809.10338 v2 · 2018-09-27 · math.QA · math.RT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2PAT4R7UNSXYKHGW4LZ6FA2CKX}

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	2026-05-18T00:04:33.850227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3c13e47f46caf851cd6e2f3e2834255c54d420da372e8acf53c16e5bd27e54f

Aliases

arxiv: 1809.10338 · arxiv_version: 1809.10338v2 · doi: 10.48550/arxiv.1809.10338 · pith_short_12: 2PAT4R7UNSXY · pith_short_16: 2PAT4R7UNSXYKHGW · pith_short_8: 2PAT4R7U

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/2PAT4R7UNSXYKHGW4LZ6FA2CKX \
  | 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: d3c13e47f46caf851cd6e2f3e2834255c54d420da372e8acf53c16e5bd27e54f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e60e32dbc3e466d923121f404fc01d5af01e76f46e7399bfd4efb737b9893a0c",
    "cross_cats_sorted": [
      "math.RT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2018-09-27T04:29:37Z",
    "title_canon_sha256": "787dc3fb0b847f0b24bb34634be1d1e1f0ed950b9a476fc3976d03782acd4b0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.10338",
    "kind": "arxiv",
    "version": 2
  }
}