Pith Number

pith:5ZTKSIDF

pith:2013:5ZTKSIDFWKOB2ILAXDLELNWIPK

not attested not anchored not stored refs pending

Knowledge and Security

Riccardo Pucella

arxiv:1305.0876 v1 · 2013-05-04 · cs.CR · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5ZTKSIDFWKOB2ILAXDLELNWIPK}

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	2026-05-18T03:26:31.446196Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee66a92065b29c1d2160b8d645b6c87a8647818df0f99b97b5fbcb2ceb040006

Aliases

arxiv: 1305.0876 · arxiv_version: 1305.0876v1 · doi: 10.48550/arxiv.1305.0876 · pith_short_12: 5ZTKSIDFWKOB · pith_short_16: 5ZTKSIDFWKOB2ILA · pith_short_8: 5ZTKSIDF

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/5ZTKSIDFWKOB2ILAXDLELNWIPK \
  | 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: ee66a92065b29c1d2160b8d645b6c87a8647818df0f99b97b5fbcb2ceb040006

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f1d217ab32ade3156e9054ddd2c95c02e1c8ec268b44dc4ad0795dd3c698c5a",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2013-05-04T05:21:56Z",
    "title_canon_sha256": "07eb8218bd9409cc0c3dd32ab8548a6641c44b2e27e27ba9226b857151eb030b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.0876",
    "kind": "arxiv",
    "version": 1
  }
}