Pith Number

pith:OVACAMCO

pith:2015:OVACAMCOZ4V73GQ2OZFVU54ZGV

not attested not anchored not stored refs pending

Reproducibility as a Technical Specification

Benjamin A. Hall, Samin Ishtiaq, Tom Crick

arxiv:1504.01310 v3 · 2015-04-06 · cs.CE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OVACAMCOZ4V73GQ2OZFVU54ZGV}

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	2026-05-18T01:48:06.227822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

754020304ecf2bfd9a1a764b5a779935498278a2e06680f177ed519c0f26dd7b

Aliases

arxiv: 1504.01310 · arxiv_version: 1504.01310v3 · doi: 10.48550/arxiv.1504.01310 · pith_short_12: OVACAMCOZ4V7 · pith_short_16: OVACAMCOZ4V73GQ2 · pith_short_8: OVACAMCO

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/OVACAMCOZ4V73GQ2OZFVU54ZGV \
  | 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: 754020304ecf2bfd9a1a764b5a779935498278a2e06680f177ed519c0f26dd7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5dd6cc5b87720f5830cc470031716dfe9df07fba4a91a2ccff1852535ac15ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2015-04-06T15:59:49Z",
    "title_canon_sha256": "72e9ea624106688e78bcf37d357624e16196b6db255d4ceb7eafd0c11bd69e6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.01310",
    "kind": "arxiv",
    "version": 3
  }
}