Pith Number

pith:ME6IJSHE

pith:2016:ME6IJSHESNFPXELYRTLNBPINIW

not attested not anchored not stored refs pending

Periodic Parallelogram Polyominoes

Adrien Boussicault, Patxi Laborde-Zubieta

arxiv:1611.03766 v1 · 2016-11-11 · 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{ME6IJSHESNFPXELYRTLNBPINIW}

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	2026-05-18T00:59:33.394915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

613c84c8e4934afb91788cd6d0bd0d458a4f5729170a469c5d9596c9ba107ea3

Aliases

arxiv: 1611.03766 · arxiv_version: 1611.03766v1 · doi: 10.48550/arxiv.1611.03766 · pith_short_12: ME6IJSHESNFP · pith_short_16: ME6IJSHESNFPXELY · pith_short_8: ME6IJSHE

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/ME6IJSHESNFPXELYRTLNBPINIW \
  | 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: 613c84c8e4934afb91788cd6d0bd0d458a4f5729170a469c5d9596c9ba107ea3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93644f05504150a0c66b4f6485b53279e29c9bb7278eea8802be8accf4a58c35",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-11-11T16:27:35Z",
    "title_canon_sha256": "63553d622323a4cb0357b7cd33ea1d81fb39ec676e1143a2cc0945268ca2bfb5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.03766",
    "kind": "arxiv",
    "version": 1
  }
}