Pith Number

pith:ORRZSC46

pith:2014:ORRZSC4652F5DUYD3Q77FYWS4P

not attested not anchored not stored refs pending

Local Approximability of Minimum Dominating Set on Planar Graphs

Christoph Lenzen, Jukka Suomela, Miikka Hilke

arxiv:1402.2549 v1 · 2014-02-11 · cs.DC · 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{ORRZSC4652F5DUYD3Q77FYWS4P}

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	2026-05-18T02:59:19.346417Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7463990b9eee8bd1d303dc3ff2e2d2e3d9f62d1145fc6ca04aad5c616d184ce8

Aliases

arxiv: 1402.2549 · arxiv_version: 1402.2549v1 · doi: 10.48550/arxiv.1402.2549 · pith_short_12: ORRZSC4652F5 · pith_short_16: ORRZSC4652F5DUYD · pith_short_8: ORRZSC46

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/ORRZSC4652F5DUYD3Q77FYWS4P \
  | 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: 7463990b9eee8bd1d303dc3ff2e2d2e3d9f62d1145fc6ca04aad5c616d184ce8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "816920b8f5866efb360ffe75706cda625c109a376d3b0738395c335020b04ce8",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2014-02-11T16:24:05Z",
    "title_canon_sha256": "158f7eeb08bf885ebeae24351018ae679446aa97a2ec95276b8dc508d6a4a873"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.2549",
    "kind": "arxiv",
    "version": 1
  }
}