Pith Number

pith:N4RACOEE

pith:2014:N4RACOEEVDJQYXHQ3TVXBPYQOK

not attested not anchored not stored refs pending

Separate, Measure and Conquer: Faster Algorithms for Max 2-CSP and Counting Dominating Sets

Gregory B. Sorkin, Serge Gaspers

arxiv:1404.0753 v2 · 2014-04-03 · cs.DS · cs.CC · 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{N4RACOEEVDJQYXHQ3TVXBPYQOK}

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	2026-05-18T00:30:22.877349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f22013884a8d30c5cf0dceb70bf1072895b20d91d99b21f844c346ad3b88cdb

Aliases

arxiv: 1404.0753 · arxiv_version: 1404.0753v2 · doi: 10.48550/arxiv.1404.0753 · pith_short_12: N4RACOEEVDJQ · pith_short_16: N4RACOEEVDJQYXHQ · pith_short_8: N4RACOEE

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/N4RACOEEVDJQYXHQ3TVXBPYQOK \
  | 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: 6f22013884a8d30c5cf0dceb70bf1072895b20d91d99b21f844c346ad3b88cdb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d73880aa07e2c42dcaf9704cbb8c1231ac250ec835f4b3eade0dee37abe01ba3",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2014-04-03T03:19:51Z",
    "title_canon_sha256": "c5c3a4860fb4871196980b3b5fd999d10afafbe2ec1f56f58edd399bf5c55103"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.0753",
    "kind": "arxiv",
    "version": 2
  }
}