Pith Number

pith:5JRL2FZ4

pith:2011:5JRL2FZ4FE2A3K6D2SZSAM324N

not attested not anchored not stored refs pending

A class of punctured simplex codes which are proper for error detection

Franco Chiaraluce, Marco Baldi, Marco Bianchi, Torleiv Kl{\o}ve

arxiv:1111.5484 v1 · 2011-11-23 · cs.IT · 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{5JRL2FZ4FE2A3K6D2SZSAM324N}

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	2026-05-18T04:07:43.634731Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea62bd173c29340dabc3d4b320337ae346b8fcf3136209d14c8c893c354f5fbf

Aliases

arxiv: 1111.5484 · arxiv_version: 1111.5484v1 · doi: 10.48550/arxiv.1111.5484 · pith_short_12: 5JRL2FZ4FE2A · pith_short_16: 5JRL2FZ4FE2A3K6D · pith_short_8: 5JRL2FZ4

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/5JRL2FZ4FE2A3K6D2SZSAM324N \
  | 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: ea62bd173c29340dabc3d4b320337ae346b8fcf3136209d14c8c893c354f5fbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d4f2d920d3aa4dd556dd23345e08e901e39eb061aa6041e6caab5d74de73260",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-11-23T13:14:56Z",
    "title_canon_sha256": "5a6d5727a47cf715b64826abb7caeb493cbc82e822d835e34cc56b32a1903399"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.5484",
    "kind": "arxiv",
    "version": 1
  }
}