Pith Number

pith:RWQBJOLN

pith:2009:RWQBJOLNOXCKPKDK4JU7H7Z3LI

not attested not anchored not stored refs pending

Balancing Bounded Treewidth Circuits

Jayalal Sarma M.N, Maurice Jansen

arxiv:0910.1427 v1 · 2009-10-08 · 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{RWQBJOLNOXCKPKDK4JU7H7Z3LI}

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	2026-05-18T02:11:25.628855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8da014b96d75c4a7a86ae269f3ff3b5a1b7a1b63d42d44c9a09a2ef92ca10979

Aliases

arxiv: 0910.1427 · arxiv_version: 0910.1427v1 · doi: 10.48550/arxiv.0910.1427 · pith_short_12: RWQBJOLNOXCK · pith_short_16: RWQBJOLNOXCKPKDK · pith_short_8: RWQBJOLN

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/RWQBJOLNOXCKPKDK4JU7H7Z3LI \
  | 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: 8da014b96d75c4a7a86ae269f3ff3b5a1b7a1b63d42d44c9a09a2ef92ca10979

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd43ff27dded0819db66834087ae48ec30d6061ac786ff45b3fc8b7330f99783",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2009-10-08T06:56:50Z",
    "title_canon_sha256": "a8c2e6e58a06577cf3d00c5e6af742b7bdb5d6fed5093ac77357abbcc36668bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1427",
    "kind": "arxiv",
    "version": 1
  }
}