Pith Number

pith:ZSNKMQ6K

pith:2015:ZSNKMQ6K7J7KGYBF57ZVS36FBC

not attested not anchored not stored refs pending

Restricted Low-Rank Approximation via ADMM

Ying Zhang

arxiv:1512.01748 v1 · 2015-12-06 · cs.NA · 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{ZSNKMQ6K7J7KGYBF57ZVS36FBC}

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	2026-05-18T01:25:10.452339Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc9aa643cafa7ea36025eff3596fc5088478ed67c562dd5ba5630b68858adec8

Aliases

arxiv: 1512.01748 · arxiv_version: 1512.01748v1 · doi: 10.48550/arxiv.1512.01748 · pith_short_12: ZSNKMQ6K7J7K · pith_short_16: ZSNKMQ6K7J7KGYBF · pith_short_8: ZSNKMQ6K

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/ZSNKMQ6K7J7KGYBF57ZVS36FBC \
  | 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: cc9aa643cafa7ea36025eff3596fc5088478ed67c562dd5ba5630b68858adec8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a25195bcb6fb2068e849a987208f3500f9e2b0b30914d271443f31a87b5a317c",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2015-12-06T06:12:15Z",
    "title_canon_sha256": "707f8a7dab961acd3aaec7e5728a62328478b3fec46b85beb73072fc93324f94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.01748",
    "kind": "arxiv",
    "version": 1
  }
}