Pith Number

pith:MHIVKNJ7

pith:2014:MHIVKNJ75JHF4V5JRZDYOZBB5X

not attested not anchored not stored refs pending

Provenance and data differencing for workflow reproducibility analysis

Hugo Hiden, Paolo Missier, Paul Watson, Simon Woodman

arxiv:1406.0905 v1 · 2014-06-03 · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MHIVKNJ75JHF4V5JRZDYOZBB5X}

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	2026-05-18T02:50:30.783844Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61d155353fea4e5e57a98e47876421edcb690a31db10b1157de769bed5867207

Aliases

arxiv: 1406.0905 · arxiv_version: 1406.0905v1 · doi: 10.48550/arxiv.1406.0905 · pith_short_12: MHIVKNJ75JHF · pith_short_16: MHIVKNJ75JHF4V5J · pith_short_8: MHIVKNJ7

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/MHIVKNJ75JHF4V5JRZDYOZBB5X \
  | 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: 61d155353fea4e5e57a98e47876421edcb690a31db10b1157de769bed5867207

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f033688ac84992de4ba2081460694eb1da883be692b8003bf31f1329dc913be",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2014-06-03T23:22:59Z",
    "title_canon_sha256": "5b4302c109505ff8d489b2ad5c55728c7f2aa896f93af6b26af2a81840341a55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.0905",
    "kind": "arxiv",
    "version": 1
  }
}