Pith Number

pith:BVOKFUTQ

pith:2013:BVOKFUTQ2OOKOXS23D4KSBZL5D

not attested not anchored not stored refs pending

On the performance of Usain Bolt in the 100 metre sprint

J.J. Hern\'andez G\'omez, R.W. G\'omez, V. Marquina

arxiv:1305.3947 v2 · 2013-05-16 · physics.pop-ph · physics.class-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BVOKFUTQ2OOKOXS23D4KSBZL5D}

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	2026-05-18T03:17:24.271988Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d5ca2d270d39ca75e5ad8f8a9072be8f7a3319f7ed6209be42329a80e84a140

Aliases

arxiv: 1305.3947 · arxiv_version: 1305.3947v2 · doi: 10.48550/arxiv.1305.3947 · pith_short_12: BVOKFUTQ2OOK · pith_short_16: BVOKFUTQ2OOKOXS2 · pith_short_8: BVOKFUTQ

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/BVOKFUTQ2OOKOXS23D4KSBZL5D \
  | 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: 0d5ca2d270d39ca75e5ad8f8a9072be8f7a3319f7ed6209be42329a80e84a140

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "def2ec8e8417a7da2547f1fe3a2fd2e5dbe1c33d00e411ac5edfe0b85ae32262",
    "cross_cats_sorted": [
      "physics.class-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.pop-ph",
    "submitted_at": "2013-05-16T22:20:33Z",
    "title_canon_sha256": "7c29b556cd6e66de3ee0826afe05220ca190332aa7f078e89c5a55bb5e50add5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.3947",
    "kind": "arxiv",
    "version": 2
  }
}