Pith Number

pith:HDPMA56V

pith:2014:HDPMA56VXNFULXYQCKDREI7ISY

not attested not anchored not stored refs pending

On the Link between Partial Meet, Kernel, and Infra Contraction and its Application to Horn Logic

Ivan Varzinczak, Renata Wassermann, Richard Booth, Thomas Meyer

arxiv:1401.3902 v1 · 2014-01-16 · 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{HDPMA56VXNFULXYQCKDREI7ISY}

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	2026-05-18T03:02:06.109962Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38dec077d5bb4b45df1012871223e8961575e7a5a894333bced946e4a139267b

Aliases

arxiv: 1401.3902 · arxiv_version: 1401.3902v1 · doi: 10.48550/arxiv.1401.3902 · pith_short_12: HDPMA56VXNFU · pith_short_16: HDPMA56VXNFULXYQ · pith_short_8: HDPMA56V

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/HDPMA56VXNFULXYQCKDREI7ISY \
  | 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: 38dec077d5bb4b45df1012871223e8961575e7a5a894333bced946e4a139267b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad44df75852fa379cfcc6b4f2e185e84f3079c02574558dc90a3fe42eee8950e",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2014-01-16T05:21:09Z",
    "title_canon_sha256": "e7534a6c54f45d54bc159cad30c72c053892cc74e764956f1647df0d0b9a74da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.3902",
    "kind": "arxiv",
    "version": 1
  }
}