Pith Number

pith:IF3NODIA

pith:2011:IF3NODIA72E6GROOURN7TREXHC

not attested not anchored not stored refs pending

Revisiting Epistemic Specifications

Miroslaw Truszczynski

arxiv:1108.3279 v1 · 2011-08-16 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IF3NODIA72E6GROOURN7TREXHC}

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	2026-05-18T04:15:27.622655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4176d70d00fe89e345cea45bf9c4973882bf951a744f12721db9de8ad1d1009f

Aliases

arxiv: 1108.3279 · arxiv_version: 1108.3279v1 · doi: 10.48550/arxiv.1108.3279 · pith_short_12: IF3NODIA72E6 · pith_short_16: IF3NODIA72E6GROO · pith_short_8: IF3NODIA

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/IF3NODIA72E6GROOURN7TREXHC \
  | 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: 4176d70d00fe89e345cea45bf9c4973882bf951a744f12721db9de8ad1d1009f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5cad8ed20456b009e04dc3d033cd7988320844b3f6c772e96e64b721a02cbcb9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2011-08-16T16:49:26Z",
    "title_canon_sha256": "1833954bb6557fae66b36f5a209a19139be022fa470259049da1e545e26e2360"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.3279",
    "kind": "arxiv",
    "version": 1
  }
}