Pith Number

pith:NW5LD3EL

pith:2012:NW5LD3ELHEMAKFXW2VFKVK4WFK

not attested not anchored not stored refs pending

Rank as a function of measure

Dawid Huczek, Tomasz Downarowicz, Yonatan Gutman

arxiv:1206.0235 v1 · 2012-06-01 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NW5LD3ELHEMAKFXW2VFKVK4WFK}

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	2026-05-18T03:54:26.743910Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6dbab1ec8b39180516f6d54aaaab962ab75f0a003a0d79a46ea855f86eab8383

Aliases

arxiv: 1206.0235 · arxiv_version: 1206.0235v1 · doi: 10.48550/arxiv.1206.0235 · pith_short_12: NW5LD3ELHEMA · pith_short_16: NW5LD3ELHEMAKFXW · pith_short_8: NW5LD3EL

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/NW5LD3ELHEMAKFXW2VFKVK4WFK \
  | 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: 6dbab1ec8b39180516f6d54aaaab962ab75f0a003a0d79a46ea855f86eab8383

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7aee876c81701e5655e6389cab10f11bfcc18aab66a3e24a983e7f0c9c6c03be",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2012-06-01T16:12:15Z",
    "title_canon_sha256": "2721e4787cb51cb268f56f83ee399772b499ea38c96bfb0ab814b8ddf6903973"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.0235",
    "kind": "arxiv",
    "version": 1
  }
}