Pith Number

pith:5W2RIMRD

pith:2017:5W2RIMRD2LZ5HQS5PUHX7IXFSK

not attested not anchored not stored refs pending

Sharper and Simpler Nonlinear Interpolants for Program Verification

Ichiro Hasuo, Kengo Kido, Kensuke Kojima, Kohei Suenaga, Takamasa Okudono, Yuki Nishida

arxiv:1709.00314 v1 · 2017-09-01 · 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{5W2RIMRD2LZ5HQS5PUHX7IXFSK}

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	2026-05-18T00:36:10.727541Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

edb5143223d2f3d3c25d7d0f7fa2e592af69467fb5c9660afe73bb870dce8129

Aliases

arxiv: 1709.00314 · arxiv_version: 1709.00314v1 · doi: 10.48550/arxiv.1709.00314 · pith_short_12: 5W2RIMRD2LZ5 · pith_short_16: 5W2RIMRD2LZ5HQS5 · pith_short_8: 5W2RIMRD

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/5W2RIMRD2LZ5HQS5PUHX7IXFSK \
  | 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: edb5143223d2f3d3c25d7d0f7fa2e592af69467fb5c9660afe73bb870dce8129

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d23ab9d791a5cf7f348272c4f5b227316d4558ff43b31d7c94b2cf342af84ac2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2017-09-01T13:55:14Z",
    "title_canon_sha256": "50f4ddbd4f8acb4d5755d99431ea6972ca9e2dd522a424dab8a5377f8c1894d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.00314",
    "kind": "arxiv",
    "version": 1
  }
}