Pith Number

pith:OVQB4RPL

pith:2026:OVQB4RPLAVPCBZFIDFEU6QBQCN

not attested not anchored not stored refs pending

Towards Non-Monotonic Entailment in Propositional Defeasible Standpoint Logic

Ivan Varzniczak, Nicholas Leisegang, Thomas Meyer

arxiv:2606.03655 v1 · 2026-06-02 · 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{OVQB4RPLAVPCBZFIDFEU6QBQCN}

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	2026-06-03T01:06:03.652257Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75601e45eb055e20e4a819494f4030137c684f8243f0adb4207b3b50005004de

Aliases

arxiv: 2606.03655 · arxiv_version: 2606.03655v1 · doi: 10.48550/arxiv.2606.03655 · pith_short_12: OVQB4RPLAVPC · pith_short_16: OVQB4RPLAVPCBZFI · pith_short_8: OVQB4RPL

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/OVQB4RPLAVPCBZFIDFEU6QBQCN \
  | 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: 75601e45eb055e20e4a819494f4030137c684f8243f0adb4207b3b50005004de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65bd46b0ffc00e63305889d43022192de4838f8986bb5992050ecda4511aafc3",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-06-02T13:44:37Z",
    "title_canon_sha256": "1e85d8167344bc53721ae9660a50d27fd5f808b46ce875ceb995c4647da02054"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.03655",
    "kind": "arxiv",
    "version": 1
  }
}