Pith Number

pith:KKVU5DVQ

pith:2018:KKVU5DVQ4BWHEHQBSEEWQACW4T

not attested not anchored not stored refs pending

Graph Sparsification, Spectral Sketches, and Faster Resistance Computation, via Short Cycle Decompositions

Junxing Wang, Richard Peng, Saurabh Sawlani, Sushant Sachdeva, Timothy Chu, Yu Gao

arxiv:1805.12051 v1 · 2018-05-30 · cs.DS · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KKVU5DVQ4BWHEHQBSEEWQACW4T}

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	2026-05-18T00:14:35.374729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52ab4e8eb0e06c721e019109680056e4e08ba390d832ea92aca10a486fe92cf7

Aliases

arxiv: 1805.12051 · arxiv_version: 1805.12051v1 · doi: 10.48550/arxiv.1805.12051 · pith_short_12: KKVU5DVQ4BWH · pith_short_16: KKVU5DVQ4BWHEHQB · pith_short_8: KKVU5DVQ

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/KKVU5DVQ4BWHEHQBSEEWQACW4T \
  | 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: 52ab4e8eb0e06c721e019109680056e4e08ba390d832ea92aca10a486fe92cf7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6131f1f9454af880198b93237a2f09fbd3189317bc99d802d67475d1db56d1f2",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-05-30T16:14:18Z",
    "title_canon_sha256": "8dcf6e85b16c4f5fe5702cf35ab513b943777fdec4bd3668ee0a3b401829362d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.12051",
    "kind": "arxiv",
    "version": 1
  }
}