Pith Number

pith:HFABOT6C

pith:2019:HFABOT6CYRJBB6TER5YHHSNLXN

not attested not anchored not stored refs pending

Using SMT Solvers to Validate Models for AI Problems

Andrei Arusoaie, Ionut Pistol

arxiv:1903.09475 v1 · 2019-03-22 · cs.AI · 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{HFABOT6CYRJBB6TER5YHHSNLXN}

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	2026-05-17T23:50:39.541665Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3940174fc2c45210fa648f7073c9abbb442387c330d7a67e657805b07ee8a23d

Aliases

arxiv: 1903.09475 · arxiv_version: 1903.09475v1 · doi: 10.48550/arxiv.1903.09475 · pith_short_12: HFABOT6CYRJB · pith_short_16: HFABOT6CYRJBB6TE · pith_short_8: HFABOT6C

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/HFABOT6CYRJBB6TER5YHHSNLXN \
  | 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: 3940174fc2c45210fa648f7073c9abbb442387c330d7a67e657805b07ee8a23d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e52f31d21d71acccc02ec085a0b29744bc4fba299bdc4dfe143589353287fed7",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2019-03-22T12:45:23Z",
    "title_canon_sha256": "3c2800337ebb18612cfbc76b2225a8defa1d7dede6958c120b934df5e1d2ed15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.09475",
    "kind": "arxiv",
    "version": 1
  }
}