Pith Number

pith:VAJ7NZDO

pith:2013:VAJ7NZDOT47UGWDRETITUOXJUE

not attested not anchored not stored refs pending

The role of logical interpretations in program development

Alexandre Madeira (CCTC, Aveiro University & Critical Software), Braga, Luis S. Barbosa (Dep. Informatics & CCTC, Manuel A. Martins (University of Aveiro), Minho University, Minho University & Dep. Mathematics, Portugal)

arxiv:1311.7090 v3 · 2013-11-27 · 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{VAJ7NZDOT47UGWDRETITUOXJUE}

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	2026-05-18T01:37:37.626218Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a813f6e46e9f3f43587124d13a3ae9a13e6a120f02760e71c5cb5a9f80781d50

Aliases

arxiv: 1311.7090 · arxiv_version: 1311.7090v3 · doi: 10.48550/arxiv.1311.7090 · pith_short_12: VAJ7NZDOT47U · pith_short_16: VAJ7NZDOT47UGWDR · pith_short_8: VAJ7NZDO

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/VAJ7NZDOT47UGWDRETITUOXJUE \
  | 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: a813f6e46e9f3f43587124d13a3ae9a13e6a120f02760e71c5cb5a9f80781d50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3ec91fec2ad43e7d473236d041807123d46e30863d587ce5512c18df2a3ec8d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2013-11-27T19:44:37Z",
    "title_canon_sha256": "70cfc0e2429d91a7aea0e83068af7b66f0b503bc3c77024f783d6ef330fb4d81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.7090",
    "kind": "arxiv",
    "version": 3
  }
}