Pith Number

pith:H2JPCCZ7

pith:2009:H2JPCCZ7MUFCIBENDH3A4CEH7G

not attested not anchored not stored refs pending

A Superstabilizing $\log(n)$-Approximation Algorithm for Dynamic Steiner Trees

L\'elia Blin (IBISC), Maria Gradinariu Potop-Butucaru (LIP6), Stephane Rovedakis (IBISC)

arxiv:0902.3528 v1 · 2009-02-20 · cs.DC · cs.DS · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H2JPCCZ7MUFCIBENDH3A4CEH7G}

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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	2026-05-18T02:14:46.755382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e92f10b3f650a24048d19f60e0887f9a370543edabc88dd6b641d2977d56ade

Aliases

arxiv: 0902.3528 · arxiv_version: 0902.3528v1 · doi: 10.48550/arxiv.0902.3528 · pith_short_12: H2JPCCZ7MUFC · pith_short_16: H2JPCCZ7MUFCIBEN · pith_short_8: H2JPCCZ7

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/H2JPCCZ7MUFCIBENDH3A4CEH7G \
  | 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: 3e92f10b3f650a24048d19f60e0887f9a370543edabc88dd6b641d2977d56ade

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05396811727554f14c975476695e92cc801c636227ccbbb2feb4142c0e3a6ce2",
    "cross_cats_sorted": [
      "cs.DS",
      "cs.NI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2009-02-20T07:40:44Z",
    "title_canon_sha256": "9d2d72462d13bb83f43f65f633c9ff059390ee9f61cf8b7f6d5e988f6c863ab5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.3528",
    "kind": "arxiv",
    "version": 1
  }
}