Pith Number

pith:VZAC6R7E

pith:2015:VZAC6R7EVPUW3DATKM5CBXUVVG

not attested not anchored not stored refs pending

A Practical Parallel Algorithm for Diameter Approximation of Massive Weighted Graphs

Andrea Pietracaprina, Eli Upfal, Geppino Pucci, Matteo Ceccarello

arxiv:1506.03265 v3 · 2015-06-10 · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VZAC6R7EVPUW3DATKM5CBXUVVG}

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	2026-05-18T01:27:31.539925Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae402f47e4abe96d8c13533a20de95a9b86a39c0c47dd495dc4a58ffa8d31245

Aliases

arxiv: 1506.03265 · arxiv_version: 1506.03265v3 · doi: 10.48550/arxiv.1506.03265 · pith_short_12: VZAC6R7EVPUW · pith_short_16: VZAC6R7EVPUW3DAT · pith_short_8: VZAC6R7E

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/VZAC6R7EVPUW3DATKM5CBXUVVG \
  | 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: ae402f47e4abe96d8c13533a20de95a9b86a39c0c47dd495dc4a58ffa8d31245

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53b4bea76da44fba50609c0384eee3cf68614d29a905dd5f2793b248715cdae4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2015-06-10T11:43:41Z",
    "title_canon_sha256": "ae2b931611818c6a942ef4d1ed24ae84704d2625cea1dacb001bf240140ceb28"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.03265",
    "kind": "arxiv",
    "version": 3
  }
}