Pith Number

pith:LKJSNUUA

pith:2015:LKJSNUUAK7AFBUORR4ILY4AFXB

not attested not anchored not stored refs pending

Dear CAV, We Need to Talk About Reproducibility

Benjamin A. Hall, Samin Ishtiaq, Tom Crick

arxiv:1502.02448 v1 · 2015-02-09 · cs.LO · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LKJSNUUAK7AFBUORR4ILY4AFXB}

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	2026-05-18T02:27:42.290403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a9326d28057c050d1d18f10bc7005b8466d532b38871e43126d0e142f0bedc4

Aliases

arxiv: 1502.02448 · arxiv_version: 1502.02448v1 · doi: 10.48550/arxiv.1502.02448 · pith_short_12: LKJSNUUAK7AF · pith_short_16: LKJSNUUAK7AFBUOR · pith_short_8: LKJSNUUA

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/LKJSNUUAK7AFBUORR4ILY4AFXB \
  | 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: 5a9326d28057c050d1d18f10bc7005b8466d532b38871e43126d0e142f0bedc4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fdb097164d91b811e9e60ecab5c9509fcb36ca2bf9c1e37fe9477241bd62a08",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2015-02-09T11:59:40Z",
    "title_canon_sha256": "b727f001a63d85889cd456175cd9a5a590c10d571f9b3c2a3f96fc7ab9d17e33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.02448",
    "kind": "arxiv",
    "version": 1
  }
}