Pith Number

pith:BWNOJ55Z

pith:2019:BWNOJ55Z56HYQTFR2H7ICFI7KJ

not attested not anchored not stored refs pending

Logic Conditionals, Supervenience, and Selection Tasks

Giovanni Sileno

arxiv:1907.06773 v2 · 2019-07-15 · cs.AI · cs.CL · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BWNOJ55Z56HYQTFR2H7ICFI7KJ}

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	2026-07-04T23:53:16.036133Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d9ae4f7b9ef8f884cb1d1fe81151f5271ab8c14ba3f9e2068c4d0a0336d21a1

Aliases

arxiv: 1907.06773 · arxiv_version: 1907.06773v2 · doi: 10.48550/arxiv.1907.06773 · pith_short_12: BWNOJ55Z56HY · pith_short_16: BWNOJ55Z56HYQTFR · pith_short_8: BWNOJ55Z

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/BWNOJ55Z56HYQTFR2H7ICFI7KJ \
  | 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: 0d9ae4f7b9ef8f884cb1d1fe81151f5271ab8c14ba3f9e2068c4d0a0336d21a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6c00edc114618b2529615035a69e3b8ee8f77c487fa89401f3d5a56e5b0565e",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.SC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2019-07-15T22:16:00Z",
    "title_canon_sha256": "be48786d5eaddee36a55be932c10301f6229784e4893b6e3b58cb4ba9047838e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.06773",
    "kind": "arxiv",
    "version": 2
  }
}