Pith Number

pith:P2O3H76M

pith:2016:P2O3H76MFRVRLEH3JTFV3IZUBD

not attested not anchored not stored refs pending

Compressive Spectral Clustering

Gilles Puy, Nicolas Tremblay, Pierre Vandergheynst, Remi Gribonval

arxiv:1602.02018 v2 · 2016-02-05 · cs.DS · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P2O3H76MFRVRLEH3JTFV3IZUBD}

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	2026-05-18T01:14:17.360355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e9db3ffcc2c6b1590fb4ccb5da33408d4e7e00df928302d8b4631e77f6589b6

Aliases

arxiv: 1602.02018 · arxiv_version: 1602.02018v2 · doi: 10.48550/arxiv.1602.02018 · pith_short_12: P2O3H76MFRVR · pith_short_16: P2O3H76MFRVRLEH3 · pith_short_8: P2O3H76M

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/P2O3H76MFRVRLEH3JTFV3IZUBD \
  | 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: 7e9db3ffcc2c6b1590fb4ccb5da33408d4e7e00df928302d8b4631e77f6589b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad447d3aae9698b2f859996a1cf48c3ff3365fdb7773a866807f0f8bd4dc3aff",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-02-05T13:42:27Z",
    "title_canon_sha256": "1620d58f5c311721ff10a77cf9bff3469772f6477fae155a579407cf2df23f6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.02018",
    "kind": "arxiv",
    "version": 2
  }
}