Pith Number

pith:XYOUPLZ6

pith:2016:XYOUPLZ6PXV52UKC7VF7SGNII3

not attested not anchored not stored refs pending

Pattern-Based Approach to the Workflow Satisfiability Problem with User-Independent Constraints

Andrei Gagarin, Andrew J. Parkes, Daniel Karapetyan, Gregory Gutin

arxiv:1604.05636 v4 · 2016-04-19 · cs.AI · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XYOUPLZ6PXV52UKC7VF7SGNII3}

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	2026-05-17T23:39:59.032974Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be1d47af3e7debdd5142fd4bf919a846f15b5c98267c7b4fd8b0c384aef42d6b

Aliases

arxiv: 1604.05636 · arxiv_version: 1604.05636v4 · doi: 10.48550/arxiv.1604.05636 · pith_short_12: XYOUPLZ6PXV5 · pith_short_16: XYOUPLZ6PXV52UKC · pith_short_8: XYOUPLZ6

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/XYOUPLZ6PXV52UKC7VF7SGNII3 \
  | 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: be1d47af3e7debdd5142fd4bf919a846f15b5c98267c7b4fd8b0c384aef42d6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62c08c9389db74494c8eaac40dd3395dd0898a7de801aa314495ccfbf3bd6134",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2016-04-19T16:08:33Z",
    "title_canon_sha256": "3248b9dd66d2cef5ca09ecfe379b4257967b24de0ea16d7d6fa825b08fd814e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.05636",
    "kind": "arxiv",
    "version": 4
  }
}