Pith Number

pith:UPXRTHUQ

pith:2015:UPXRTHUQ4DYPQWBEFZ5RRUUQR6

not attested not anchored not stored refs pending

Synthesis of models for order-sorted first-order theories using linear algebra and constraint solving

Salvador Lucas (DSIC, Spain), Universitat Polit\`ecnica de Val\`encia

arxiv:1512.06943 v1 · 2015-12-22 · cs.PL · 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{UPXRTHUQ4DYPQWBEFZ5RRUUQR6}

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	2026-05-18T01:23:53.394239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3ef199e90e0f0f858242e7b18d2908faa7d030346b8e649034e9fe989f802eb

Aliases

arxiv: 1512.06943 · arxiv_version: 1512.06943v1 · doi: 10.48550/arxiv.1512.06943 · pith_short_12: UPXRTHUQ4DYP · pith_short_16: UPXRTHUQ4DYPQWBE · pith_short_8: UPXRTHUQ

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/UPXRTHUQ4DYPQWBEFZ5RRUUQR6 \
  | 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: a3ef199e90e0f0f858242e7b18d2908faa7d030346b8e649034e9fe989f802eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbae9f9dd44bb8cef9514e0715f56c3068ae6dcd6d7e79f8cd405a64ce053137",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2015-12-22T03:16:34Z",
    "title_canon_sha256": "efdeb7ba6ded675376244acaae98d659cd5bf268988ef18f187cc423878bbef2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.06943",
    "kind": "arxiv",
    "version": 1
  }
}