Pith Number

pith:NFDP5EQS

pith:2014:NFDP5EQSKTVR4VEPZ3FPZ25LUQ

not attested not anchored not stored refs pending

Do we need Asimov's Laws?

Ulrich Furbach, Ulrike Barthelmess

arxiv:1405.0961 v1 · 2014-04-29 · 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{NFDP5EQSKTVR4VEPZ3FPZ25LUQ}

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	2026-05-18T02:34:52.347336Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6946fe921254eb1e548fcecafcebaba43bc9de9305690ba87f9e6dc9cf1267ed

Aliases

arxiv: 1405.0961 · arxiv_version: 1405.0961v1 · doi: 10.48550/arxiv.1405.0961 · pith_short_12: NFDP5EQSKTVR · pith_short_16: NFDP5EQSKTVR4VEP · pith_short_8: NFDP5EQS

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/NFDP5EQSKTVR4VEPZ3FPZ25LUQ \
  | 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: 6946fe921254eb1e548fcecafcebaba43bc9de9305690ba87f9e6dc9cf1267ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ed09132bcda986436d690b2155e6adfc829a4c50f500281a0346653cbf16d59",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2014-04-29T08:30:49Z",
    "title_canon_sha256": "8dd6312f6e6529da12c1691274b45674531dc01978688d81c83e9adcdc97557e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.0961",
    "kind": "arxiv",
    "version": 1
  }
}