Pith Number

pith:4CGQSFPL

pith:2011:4CGQSFPLDK7PPV2P5G52BFKFOX

not attested not anchored not stored refs pending

Randomized Algorithms for the Loop Cutset Problem

A. Becker, D. Geiger, R. Bar-Yehuda

arxiv:1106.0225 v1 · 2011-06-01 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4CGQSFPLDK7PPV2P5G52BFKFOX}

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	2026-05-18T04:20:51.880785Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e08d0915eb1abef7d74fe9bba0954575c3ab28bcb877bf0c1b91a2553538e4aa

Aliases

arxiv: 1106.0225 · arxiv_version: 1106.0225v1 · doi: 10.48550/arxiv.1106.0225 · pith_short_12: 4CGQSFPLDK7P · pith_short_16: 4CGQSFPLDK7PPV2P · pith_short_8: 4CGQSFPL

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/4CGQSFPLDK7PPV2P5G52BFKFOX \
  | 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: e08d0915eb1abef7d74fe9bba0954575c3ab28bcb877bf0c1b91a2553538e4aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff714db2414ca62b5a75d7a956abfe913115c6e44fdb8d767cd929e2fd4a6541",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2011-06-01T16:17:38Z",
    "title_canon_sha256": "4459c9cf5bbef66c0b49376a4c2eae1990e73cc83164a468dad9cd6294cf6263"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.0225",
    "kind": "arxiv",
    "version": 1
  }
}