Pith Number

pith:KIOBN36U

pith:2016:KIOBN36UKDRK3J4CGCHHFMEXZU

not attested not anchored not stored refs pending

Shotgun edge assembly of random jigsaw puzzles

Anders Martinsson

arxiv:1605.07151 v2 · 2016-05-23 · math.PR · cs.DM · cs.IT · math.CO · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KIOBN36UKDRK3J4CGCHHFMEXZU}

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	2026-05-18T01:13:39.412968Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

521c16efd450e2ada782308e72b097cd2ec04d9b3b6326dd464810f4da9d21e6

Aliases

arxiv: 1605.07151 · arxiv_version: 1605.07151v2 · doi: 10.48550/arxiv.1605.07151 · pith_short_12: KIOBN36UKDRK · pith_short_16: KIOBN36UKDRK3J4C · pith_short_8: KIOBN36U

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/KIOBN36UKDRK3J4CGCHHFMEXZU \
  | 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: 521c16efd450e2ada782308e72b097cd2ec04d9b3b6326dd464810f4da9d21e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a6cdf38a4e49dde3cc2e54f2799a2ef0fa29d2397b4b18a303a65eca4e31b7a",
    "cross_cats_sorted": [
      "cs.DM",
      "cs.IT",
      "math.CO",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2016-05-23T19:36:11Z",
    "title_canon_sha256": "2db9b44504d069a33da707ff155a0020692866f3ec4ae4dfeb258d07033e2f5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.07151",
    "kind": "arxiv",
    "version": 2
  }
}