Pith Number

pith:QI5JFTMK

pith:2022:QI5JFTMKE6DAH63YYP4RF5PV7O

not attested not anchored not stored refs pending

Finding $(s,d)$-Hypernetworks in F-Hypergraphs is NP-Hard

Lo\"ic Miller, Max Ward, Reynaldo Gil-Pons

arxiv:2201.04799 v2 · 2022-01-13 · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QI5JFTMKE6DAH63YYP4RF5PV7O}

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	2026-07-05T03:48:20.513617Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

823a92cd8a278603fb78c3f912f5f5fb9f5e10a9bc2ad2143a971c7aba8296c3

Aliases

arxiv: 2201.04799 · arxiv_version: 2201.04799v2 · doi: 10.48550/arxiv.2201.04799 · pith_short_12: QI5JFTMKE6DA · pith_short_16: QI5JFTMKE6DAH63Y · pith_short_8: QI5JFTMK

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/QI5JFTMKE6DAH63YYP4RF5PV7O \
  | 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: 823a92cd8a278603fb78c3f912f5f5fb9f5e10a9bc2ad2143a971c7aba8296c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07b4e4bea7403b3d8e022d7432cd92d7bfe0efe20174106e91b954ee9efcd2d4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2022-01-13T05:38:13Z",
    "title_canon_sha256": "26e7a7883cf4b5225af70287c5b9b2c85be45f932754ff7d3c12ace66897397d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.04799",
    "kind": "arxiv",
    "version": 2
  }
}