Pith Number

pith:HHR2BUCZ

pith:2017:HHR2BUCZVTUTXVZ2FPOSEQV4YC

not attested not anchored not stored refs pending

Finding AND-OR Hierarchies in Workflow Nets

Jacek Sroka, Jan Hidders

arxiv:1701.02199 v1 · 2017-01-06 · 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{HHR2BUCZVTUTXVZ2FPOSEQV4YC}

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	2026-05-18T00:53:11.461647Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39e3a0d059ace93bd73a2bdd2242bcc08b6e74f60646c3837e53d972c3ff7909

Aliases

arxiv: 1701.02199 · arxiv_version: 1701.02199v1 · doi: 10.48550/arxiv.1701.02199 · pith_short_12: HHR2BUCZVTUT · pith_short_16: HHR2BUCZVTUTXVZ2 · pith_short_8: HHR2BUCZ

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/HHR2BUCZVTUTXVZ2FPOSEQV4YC \
  | 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: 39e3a0d059ace93bd73a2bdd2242bcc08b6e74f60646c3837e53d972c3ff7909

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f3eaec89c6fa2370f5bfad0a2c04166add16e39f92414b416692bf2e761b991",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2017-01-06T16:10:48Z",
    "title_canon_sha256": "7f1ca8dbe232bb6ac96e1f8314b1a4d7cc1738c30ffd1ecc98ef46bb0828457f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.02199",
    "kind": "arxiv",
    "version": 1
  }
}