Pith Number

pith:N5HXBPUB

pith:2011:N5HXBPUBMQSWZHVIVDZ2ZW4BS6

not attested not anchored not stored refs pending

Computing hypergraph width measures exactly

Lukas Moll, Marc Thurley, Siamak Tazari

arxiv:1106.4719 v1 · 2011-06-23 · cs.CC · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N5HXBPUBMQSWZHVIVDZ2ZW4BS6}

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	2026-05-18T04:19:23.781651Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f4f70be8164256c9ea8a8f3acdb81979239f8ac4c9d278de231e731b0e84714

Aliases

arxiv: 1106.4719 · arxiv_version: 1106.4719v1 · doi: 10.48550/arxiv.1106.4719 · pith_short_12: N5HXBPUBMQSW · pith_short_16: N5HXBPUBMQSWZHVI · pith_short_8: N5HXBPUB

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/N5HXBPUBMQSWZHVIVDZ2ZW4BS6 \
  | 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: 6f4f70be8164256c9ea8a8f3acdb81979239f8ac4c9d278de231e731b0e84714

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07302d08c900876c71e9645c11e3eb6cd38d7ffb98eb6df0f3c3a3febb64d0c2",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2011-06-23T13:51:33Z",
    "title_canon_sha256": "8e82264b12472d63660e6d480f929ecc27cafee6db0070f79eb48277fa69238b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.4719",
    "kind": "arxiv",
    "version": 1
  }
}