Pith Number

pith:3PW3PPDS

pith:2016:3PW3PPDSGEOPDRHLS5JF5KHFRI

not attested not anchored not stored refs pending

Best Friends Forever (BFF): Finding Lasting Dense Subgraphs

Evaggelia Pitoura, Evimaria Terzi, Konstantinos Semertzidis, Panayiotis Tsaparas

arxiv:1612.05440 v3 · 2016-12-16 · cs.SI · cs.DS · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3PW3PPDSGEOPDRHLS5JF5KHFRI}

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	2026-05-17T23:44:48.613721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbedb7bc72311cf1c4eb97525ea8e58a1b2393e5fca63979fa9e932929f14c6b

Aliases

arxiv: 1612.05440 · arxiv_version: 1612.05440v3 · doi: 10.48550/arxiv.1612.05440 · pith_short_12: 3PW3PPDSGEOP · pith_short_16: 3PW3PPDSGEOPDRHL · pith_short_8: 3PW3PPDS

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/3PW3PPDSGEOPDRHLS5JF5KHFRI \
  | 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: dbedb7bc72311cf1c4eb97525ea8e58a1b2393e5fca63979fa9e932929f14c6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2700fbbce5936a79065883272e0e580477f91791459022e4b5971b4b49dae30a",
    "cross_cats_sorted": [
      "cs.DS",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2016-12-16T12:09:17Z",
    "title_canon_sha256": "0e0338e3c225a869267fa31a8e30c621d1409b6b33b447a4d93c2eb9d4016cdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.05440",
    "kind": "arxiv",
    "version": 3
  }
}