Pith Number

pith:5D3UE7BV

pith:2013:5D3UE7BVZTP3ICQHTNEN5ZXJ4Z

not attested not anchored not stored refs pending

Evidence and plausibility in neighborhood structures

David Fern\'andez-Duque, Eric Pacuit, Johan van Benthem

arxiv:1307.1277 v1 · 2013-07-04 · math.LO · 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{5D3UE7BVZTP3ICQHTNEN5ZXJ4Z}

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	2026-05-18T03:19:14.185366Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8f7427c35ccdfb40a079b48dee6e9e66fd8bac29f08909f5708258d4e3ea4f2

Aliases

arxiv: 1307.1277 · arxiv_version: 1307.1277v1 · doi: 10.48550/arxiv.1307.1277 · pith_short_12: 5D3UE7BVZTP3 · pith_short_16: 5D3UE7BVZTP3ICQH · pith_short_8: 5D3UE7BV

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/5D3UE7BVZTP3ICQHTNEN5ZXJ4Z \
  | 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: e8f7427c35ccdfb40a079b48dee6e9e66fd8bac29f08909f5708258d4e3ea4f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "313c94a511248f538d9a8960258f84e5d07b8d1af38e9d20573c07d159b41255",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2013-07-04T11:22:31Z",
    "title_canon_sha256": "d016d87f6c25dd0b5d9b07d16ffe3e33c34e93ed84a9233c7c2d1e63e6689783"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.1277",
    "kind": "arxiv",
    "version": 1
  }
}