Pith Number

pith:MX3UORRG

pith:2017:MX3UORRGW5EW5OKGEDXSWMCG7P

not attested not anchored not stored refs pending

Independent Feedback Vertex Sets for Graphs of Bounded Diameter

Carl Feghali, Daniel Paulusma, Konrad K. Dabrowski, Marthe Bonamy, Matthew Johnson

arxiv:1707.09383 v1 · 2017-07-28 · cs.DS · cs.DM · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MX3UORRGW5EW5OKGEDXSWMCG7P}

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	2026-05-18T00:39:11.503743Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

65f7474626b7496eb94620ef2b3046fbcc87e058ea264ed9d0d0344bbe7f3f59

Aliases

arxiv: 1707.09383 · arxiv_version: 1707.09383v1 · doi: 10.48550/arxiv.1707.09383 · pith_short_12: MX3UORRGW5EW · pith_short_16: MX3UORRGW5EW5OKG · pith_short_8: MX3UORRG

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/MX3UORRGW5EW5OKGEDXSWMCG7P \
  | 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: 65f7474626b7496eb94620ef2b3046fbcc87e058ea264ed9d0d0344bbe7f3f59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f84708699340d50fb070ed087f8628dadce0f79fd18c58464884f43abd8fb6d1",
    "cross_cats_sorted": [
      "cs.DM",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-07-28T19:26:46Z",
    "title_canon_sha256": "a1277d3c2a1ba9a885d123214510d7d0063c5b3e47a9478aa8b09a72fc25d999"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.09383",
    "kind": "arxiv",
    "version": 1
  }
}