Pith Number

pith:SW747ZQN

pith:2018:SW747ZQN32GMAYDXAUYYZOIMRQ

not attested not anchored not stored refs pending

Resource-driven Substructural Defeasible Logic

Francesco Olivieri, Guido Governatori, Matteo Cristani, Nick van Beest, Silvano Colombo-Tosatto

arxiv:1809.03656 v1 · 2018-09-11 · cs.AI · cs.LO · cs.MA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SW747ZQN32GMAYDXAUYYZOIMRQ}

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	2026-05-18T00:06:00.191160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95bfcfe60dde8cc0607705318cb90c8c2e125d3b0a20f781b2565cfaab835cd0

Aliases

arxiv: 1809.03656 · arxiv_version: 1809.03656v1 · doi: 10.48550/arxiv.1809.03656 · pith_short_12: SW747ZQN32GM · pith_short_16: SW747ZQN32GMAYDX · pith_short_8: SW747ZQN

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/SW747ZQN32GMAYDXAUYYZOIMRQ \
  | 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: 95bfcfe60dde8cc0607705318cb90c8c2e125d3b0a20f781b2565cfaab835cd0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4e6393340dee16c8de6f9b67ec02202ead9253f6bfa0d43194b03e8da069498",
    "cross_cats_sorted": [
      "cs.LO",
      "cs.MA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-09-11T02:09:03Z",
    "title_canon_sha256": "7a5ef0d92ebc9ea2241f4d4b92a34dc74cf1f721120abc4635519c6973dc5b09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.03656",
    "kind": "arxiv",
    "version": 1
  }
}