Pith Number

pith:LYALIY7W

pith:2011:LYALIY7W4QVOKEAR377PMC3CX5

not attested not anchored not stored refs pending

The Case for Durative Actions: A Commentary on PDDL2.1

D. E. Smith

arxiv:1109.5666 v1 · 2011-09-26 · 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{LYALIY7W4QVOKEAR377PMC3CX5}

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	2026-05-18T04:12:19.038273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e00b463f6e42ae51011dffef60b62bf7d626ddff57dcc8473d63737baab7440

Aliases

arxiv: 1109.5666 · arxiv_version: 1109.5666v1 · doi: 10.48550/arxiv.1109.5666 · pith_short_12: LYALIY7W4QVO · pith_short_16: LYALIY7W4QVOKEAR · pith_short_8: LYALIY7W

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/LYALIY7W4QVOKEAR377PMC3CX5 \
  | 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: 5e00b463f6e42ae51011dffef60b62bf7d626ddff57dcc8473d63737baab7440

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dacac82dd3a743c7f3fa9956a41405602f4eeb2e6995e79b7e8dbf97885f4e34",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2011-09-26T18:44:29Z",
    "title_canon_sha256": "05901713975044df99adfb44d5bd8c654cce213815acd39c163db2f1b7895270"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.5666",
    "kind": "arxiv",
    "version": 1
  }
}