Pith Number

pith:TA4IP5OG

pith:2016:TA4IP5OG5LTY4BU7ULERSJ3QBF

not attested not anchored not stored refs pending

Compressive PCA for Low-Rank Matrices on Graphs

Gilles Puy, Nathanael Perraudin, Nauman Shahid, Pierre Vandergheynst

arxiv:1602.02070 v4 · 2016-02-05 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TA4IP5OG5LTY4BU7ULERSJ3QBF}

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	2026-05-18T01:03:19.785983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

983887f5c6eae78e069fa2c91927700978dd9d7753ea002caa0b4e637b097280

Aliases

arxiv: 1602.02070 · arxiv_version: 1602.02070v4 · doi: 10.48550/arxiv.1602.02070 · pith_short_12: TA4IP5OG5LTY · pith_short_16: TA4IP5OG5LTY4BU7 · pith_short_8: TA4IP5OG

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/TA4IP5OG5LTY4BU7ULERSJ3QBF \
  | 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: 983887f5c6eae78e069fa2c91927700978dd9d7753ea002caa0b4e637b097280

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40bab04b1d7b5ea920ac45e2afb05835dcbf5c5f0cc859e75f8cf52fd9993dd4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2016-02-05T15:51:34Z",
    "title_canon_sha256": "0f0593b2a02d5540466d0e850273d4881155c09b6f221643c321f6eadaa684aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.02070",
    "kind": "arxiv",
    "version": 4
  }
}