Pith Number

pith:67ZIER36

pith:2014:67ZIER36LME4KEDKVWFTZAYN4J

not attested not anchored not stored refs pending

Robust Large Scale Non-negative Matrix Factorization using Proximal Point Algorithm

Jason Gejie Liu, Shuchin Aeron

arxiv:1401.1842 v1 · 2014-01-08 · stat.ML · cs.IT · cs.LG · cs.NA · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{67ZIER36LME4KEDKVWFTZAYN4J}

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	2026-05-18T03:02:56.575483Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7f282477e5b09c5106aad8b3c830de25f1cf1bbb5a325669e5b81dc034558a7

Aliases

arxiv: 1401.1842 · arxiv_version: 1401.1842v1 · doi: 10.48550/arxiv.1401.1842 · pith_short_12: 67ZIER36LME4 · pith_short_16: 67ZIER36LME4KEDK · pith_short_8: 67ZIER36

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/67ZIER36LME4KEDKVWFTZAYN4J \
  | 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: f7f282477e5b09c5106aad8b3c830de25f1cf1bbb5a325669e5b81dc034558a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53ab39b95a1a5aff182948b8221f67d08917a784759c209e06186dc7353b4383",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.LG",
      "cs.NA",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2014-01-08T21:39:03Z",
    "title_canon_sha256": "5a3d38edf6d53ddf74571ecd7a8e6bbb5d8c9fdb5fb4ef620dcd71704e1fbff6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.1842",
    "kind": "arxiv",
    "version": 1
  }
}