Pith Number

pith:55CX3234

pith:2019:55CX32346ZRFZTPU5F7ZELXIKK

not attested not anchored not stored refs pending

Flowless: Extracting Densest Subgraphs Without Flow Computations

Charalampos E. Tsourakakis, Digvijay Boob, Di Wang, Junxing Wang, Richard Peng, Saurabh Sawlani, Yu Gao

arxiv:1910.07087 v2 · 2019-10-15 · 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{55CX32346ZRFZTPU5F7ZELXIKK}

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	2026-07-05T00:12:54.326684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef457deb7cf6625ccdf4e97f922ee852abfd93e1848f844452cae6d144745a90

Aliases

arxiv: 1910.07087 · arxiv_version: 1910.07087v2 · doi: 10.48550/arxiv.1910.07087 · pith_short_12: 55CX32346ZRF · pith_short_16: 55CX32346ZRFZTPU · pith_short_8: 55CX3234

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/55CX32346ZRFZTPU5F7ZELXIKK \
  | 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: ef457deb7cf6625ccdf4e97f922ee852abfd93e1848f844452cae6d144745a90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9390eb42ea5c4418061439cf1a4af05fd4f9ed6ee5d9a16e18fa7e8a1f5006c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-10-15T22:27:27Z",
    "title_canon_sha256": "6cd76eb4c793ee95437d90c1b3ed0b97a0d34a6ee40d7d2f45f584dc2e3c38a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.07087",
    "kind": "arxiv",
    "version": 2
  }
}