Pith Number

pith:NN5P7DGF

pith:2007:NN5P7DGFNA2GOZ5VSS3W3XX6ON

not attested not anchored not stored refs pending

Dendroidal Sets

Ieke Moerdijk, Ittay Weiss

arxiv:math/0701293 v2 · 2007-01-10 · math.AT · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NN5P7DGFNA2GOZ5VSS3W3XX6ON}

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	2026-05-18T02:41:26.632173Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b7aff8cc568346767b594b76ddefe737006bac4e6cff5ca8a1ab932c41c767d

Aliases

arxiv: math/0701293 · arxiv_version: math/0701293v2 · doi: 10.48550/arxiv.math/0701293 · pith_short_12: NN5P7DGFNA2G · pith_short_16: NN5P7DGFNA2GOZ5V · pith_short_8: NN5P7DGF

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/NN5P7DGFNA2GOZ5VSS3W3XX6ON \
  | 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: 6b7aff8cc568346767b594b76ddefe737006bac4e6cff5ca8a1ab932c41c767d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1aaed808a20a028be4c8084ac1e5d5c26753c047f0bc0b58153c24a67057e7d",
    "cross_cats_sorted": [
      "math.CT"
    ],
    "license": "",
    "primary_cat": "math.AT",
    "submitted_at": "2007-01-10T15:19:32Z",
    "title_canon_sha256": "be8c3489517a40d937d4e907127b8b6732d2dc7ebe15128fa70302ab30da260f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0701293",
    "kind": "arxiv",
    "version": 2
  }
}