Pith Number

pith:5DMEU4J6

pith:2013:5DMEU4J6VW4WEQT4Z4BVVGURCS

not attested not anchored not stored refs pending

Formal Verification of Nonlinear Inequalities with Taylor Interval Approximations

Alexey Solovyev, Thomas C. Hales

arxiv:1301.1702 v1 · 2013-01-08 · cs.LO · math.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{5DMEU4J6VW4WEQT4Z4BVVGURCS}

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	2026-05-18T03:25:15.980780Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8d84a713eadb962427ccf035a9a9114ac729b7cd32b6614376e2618a104303e

Aliases

arxiv: 1301.1702 · arxiv_version: 1301.1702v1 · doi: 10.48550/arxiv.1301.1702 · pith_short_12: 5DMEU4J6VW4W · pith_short_16: 5DMEU4J6VW4WEQT4 · pith_short_8: 5DMEU4J6

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/5DMEU4J6VW4WEQT4Z4BVVGURCS \
  | 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: e8d84a713eadb962427ccf035a9a9114ac729b7cd32b6614376e2618a104303e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d5334857e1bb3a5e30ff5831362fb0c634be27ff1cea0a53dd1ab5cab8eafc0",
    "cross_cats_sorted": [
      "math.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2013-01-08T21:46:46Z",
    "title_canon_sha256": "99ac9405ef64a1e9874012e5ac58a0479915661d86f2f5ab3c1127ac75154faa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.1702",
    "kind": "arxiv",
    "version": 1
  }
}