Pith Number

pith:E6QDVPJQ

pith:2017:E6QDVPJQXEW6K63T44347C3SSM

not attested not anchored not stored refs pending

Complexity Dichotomies for the Minimum F-Overlay Problem

ABS), Dorian Mazauric (UCA, Fr\'ed\'eric Havet (COATI, Ignasi Sau (ALGCO), Nathann Cohen (LRI), R\'emi Watrigant (UCA, UCA)

arxiv:1703.05156 v1 · 2017-03-15 · cs.DS · 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{E6QDVPJQXEW6K63T44347C3SSM}

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	2026-05-18T00:48:38.201082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27a03abd30b92de57b73e737cf8b72930b20134d22cb50cd223ac5cbf223a2ca

Aliases

arxiv: 1703.05156 · arxiv_version: 1703.05156v1 · doi: 10.48550/arxiv.1703.05156 · pith_short_12: E6QDVPJQXEW6 · pith_short_16: E6QDVPJQXEW6K63T · pith_short_8: E6QDVPJQ

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/E6QDVPJQXEW6K63T44347C3SSM \
  | 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: 27a03abd30b92de57b73e737cf8b72930b20134d22cb50cd223ac5cbf223a2ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eef71667058e934672818192914bd22175c26c98f1e1ddf0404a2dd37555d2a7",
    "cross_cats_sorted": [
      "cs.CC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-03-15T13:51:23Z",
    "title_canon_sha256": "2f721303da5579afe7e54769ae8e3d6d314f6475d20ae769ebcabf7fd49efe15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.05156",
    "kind": "arxiv",
    "version": 1
  }
}