Pith Number

pith:T3QILW3C

pith:2015:T3QILW3CDAJI7G24UEUVWP2SJX

not attested not anchored not stored refs pending

10 Questions about Boggle Logic Puzzles

Jonathan Needleman

arxiv:1506.04173 v1 · 2015-06-11 · math.HO · 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{T3QILW3CDAJI7G24UEUVWP2SJX}

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	2026-05-18T01:49:55.358382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ee085db6218128f9b5ca1295b3f524defe38983b0097cce98bd3072b00f3f01

Aliases

arxiv: 1506.04173 · arxiv_version: 1506.04173v1 · doi: 10.48550/arxiv.1506.04173 · pith_short_12: T3QILW3CDAJI · pith_short_16: T3QILW3CDAJI7G24 · pith_short_8: T3QILW3C

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/T3QILW3CDAJI7G24UEUVWP2SJX \
  | 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: 9ee085db6218128f9b5ca1295b3f524defe38983b0097cce98bd3072b00f3f01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b312db0fc772d694d05729881bf821da5c9bb07a745c83c4ba53912e3489eb01",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2015-06-11T17:40:11Z",
    "title_canon_sha256": "25dc068caebcf0b962fbc39dde3bfdfa40b23b532fea847d901254eca656e26f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.04173",
    "kind": "arxiv",
    "version": 1
  }
}