Pith Number

pith:BWCZS2L5

pith:2012:BWCZS2L5QWQY6GE6KBQQND2R3O

not attested not anchored not stored refs pending

Public Key Cryptography Standards: PKCS

Yongge Wang

arxiv:1207.5446 v1 · 2012-07-23 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BWCZS2L5QWQY6GE6KBQQND2R3O}

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	2026-05-18T03:50:23.432162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d8599697d85a18f189e5061068f51db8c232e765498592c11533a58af3f6804

Aliases

arxiv: 1207.5446 · arxiv_version: 1207.5446v1 · doi: 10.48550/arxiv.1207.5446 · pith_short_12: BWCZS2L5QWQY · pith_short_16: BWCZS2L5QWQY6GE6 · pith_short_8: BWCZS2L5

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/BWCZS2L5QWQY6GE6KBQQND2R3O \
  | 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: 0d8599697d85a18f189e5061068f51db8c232e765498592c11533a58af3f6804

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8223483091da692e606d52d179c8f8aac24aca040f05da38a14dbee377dab68",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2012-07-23T16:38:26Z",
    "title_canon_sha256": "1176416fc934057226cba759157061d69952491fce6076b19e7adf847cfa993f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.5446",
    "kind": "arxiv",
    "version": 1
  }
}