Pith Number

pith:7NP5C24R

pith:2010:7NP5C24RLJSWNZMEK4B23DNFKZ

not attested not anchored not stored refs pending

Slopes of Tilings

Emmanuel Jeandel (LIF), Pascal Vanier (LIF)

arxiv:1012.1330 v1 · 2010-12-03 · cs.DM · cs.CC · cs.FL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7NP5C24RLJSWNZMEK4B23DNFKZ}

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	2026-05-18T04:34:01.181965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb5fd16b915a6566e5845703ad8da55672e59dba821dfe82c8dc95d15ae5cafb

Aliases

arxiv: 1012.1330 · arxiv_version: 1012.1330v1 · doi: 10.48550/arxiv.1012.1330 · pith_short_12: 7NP5C24RLJSW · pith_short_16: 7NP5C24RLJSWNZME · pith_short_8: 7NP5C24R

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/7NP5C24RLJSWNZMEK4B23DNFKZ \
  | 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: fb5fd16b915a6566e5845703ad8da55672e59dba821dfe82c8dc95d15ae5cafb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f5a14e47fd5cc2c98e3768f40b57255ebf272f06f4e37be7e42438c3eb654a9",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.FL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2010-12-03T09:38:53Z",
    "title_canon_sha256": "32f990e577604f9f6e1b32ebbe15a2606c85d3b11cae4a3d5e8188820f978a52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.1330",
    "kind": "arxiv",
    "version": 1
  }
}