Pith Number

pith:NT65VDOZ

pith:2015:NT65VDOZBDY6NIHPW3KCF2YYP6

not attested not anchored not stored refs pending

Locating Patterns in the De Bruijn Torus

Brett Stevens, Victoria Horan

arxiv:1505.04065 v2 · 2015-05-15 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NT65VDOZBDY6NIHPW3KCF2YYP6}

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	2026-05-18T01:26:18.356033Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6cfdda8dd908f1e6a0efb6d422eb187fbd5009be941259d565cd272e768dac8b

Aliases

arxiv: 1505.04065 · arxiv_version: 1505.04065v2 · doi: 10.48550/arxiv.1505.04065 · pith_short_12: NT65VDOZBDY6 · pith_short_16: NT65VDOZBDY6NIHP · pith_short_8: NT65VDOZ

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/NT65VDOZBDY6NIHPW3KCF2YYP6 \
  | 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: 6cfdda8dd908f1e6a0efb6d422eb187fbd5009be941259d565cd272e768dac8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43a4949a9f47da822a00ae9afa8644be1d53b76a39095c6269402d575fdb1f8e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-05-15T13:55:06Z",
    "title_canon_sha256": "99b049d6ec80dd75027d3f56217c90664f7c8635a75d017287f3d68dd4801f01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.04065",
    "kind": "arxiv",
    "version": 2
  }
}