Pith Number

pith:O235WVTH

pith:2013:O235WVTH5MN4GHCSZES4H5CYF4

not attested not anchored not stored refs pending

Common Information and Secret Key Capacity

Himanshu Tyagi

arxiv:1304.2444 v1 · 2013-04-09 · 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{O235WVTH5MN4GHCSZES4H5CYF4}

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	2026-05-18T00:58:17.426396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76b7db5667eb1bc31c52c925c3f4582f1a2b748b5fe51e8908f7685d7fc7a8f3

Aliases

arxiv: 1304.2444 · arxiv_version: 1304.2444v1 · doi: 10.48550/arxiv.1304.2444 · pith_short_12: O235WVTH5MN4 · pith_short_16: O235WVTH5MN4GHCS · pith_short_8: O235WVTH

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/O235WVTH5MN4GHCSZES4H5CYF4 \
  | 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: 76b7db5667eb1bc31c52c925c3f4582f1a2b748b5fe51e8908f7685d7fc7a8f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d010ff814c2713ee4087c272c4da375d7ef5f26134a5f4c71154a8d66bd054f7",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-04-09T02:07:41Z",
    "title_canon_sha256": "c125c93d6ce40ccadea51877afb2f1db0e97d974a87110bd3d0ef464b06eea23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.2444",
    "kind": "arxiv",
    "version": 1
  }
}