Pith Number

pith:IKECK537

pith:2015:IKECK537CSZENJ6G6UGUR2YIB7

not attested not anchored not stored refs pending

Tiling with Small Tiles

Anne Kenyon, Martin Tassy

arxiv:1511.03043 v1 · 2015-11-10 · math.CO · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IKECK537CSZENJ6G6UGUR2YIB7}

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	2026-05-18T01:27:17.132187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

428825777f14b246a7c6f50d48eb080fe6bc260a3a4fd67647052633544c6e9c

Aliases

arxiv: 1511.03043 · arxiv_version: 1511.03043v1 · doi: 10.48550/arxiv.1511.03043 · pith_short_12: IKECK537CSZE · pith_short_16: IKECK537CSZENJ6G · pith_short_8: IKECK537

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/IKECK537CSZENJ6G6UGUR2YIB7 \
  | 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: 428825777f14b246a7c6f50d48eb080fe6bc260a3a4fd67647052633544c6e9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d17853b5339bb48154934243876b608c8286ee32e5d3972744a1b2f05a11b00",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-11-10T10:03:00Z",
    "title_canon_sha256": "8c80b4e76917a57394dafd691d9f9d3f18d876a9d09db92b70d0e862c9ca9dab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.03043",
    "kind": "arxiv",
    "version": 1
  }
}