Pith Number

pith:VHBMDQBA

pith:2015:VHBMDQBAO75KMY5OJCJW43YXOI

not attested not anchored not stored refs pending

Equivalence Checking and Simulation By Computing Range Reduction

Eugene Goldberg

arxiv:1507.02297 v3 · 2015-07-08 · 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{VHBMDQBAO75KMY5OJCJW43YXOI}

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	2026-05-18T01:35:29.594673Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9c2c1c02077faa663ae48936e6f1772180be1f34cd2ba39bd3e2cde7818e7c0

Aliases

arxiv: 1507.02297 · arxiv_version: 1507.02297v3 · doi: 10.48550/arxiv.1507.02297 · pith_short_12: VHBMDQBAO75K · pith_short_16: VHBMDQBAO75KMY5O · pith_short_8: VHBMDQBA

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/VHBMDQBAO75KMY5OJCJW43YXOI \
  | 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: a9c2c1c02077faa663ae48936e6f1772180be1f34cd2ba39bd3e2cde7818e7c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "362797853552157c24f24feea27e6c9d4128d180e3d59d4afab7683979d2f263",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2015-07-08T20:17:50Z",
    "title_canon_sha256": "37ed3a42b684c204165895a404993e5b68ad6091ef3c341c5432a55cffa9c54b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.02297",
    "kind": "arxiv",
    "version": 3
  }
}