Pith Number

pith:IS3LC4ST

pith:2013:IS3LC4STJUTSDOZD677ZTYN7XP

not attested not anchored not stored refs pending

Practical Matrix Completion and Corruption Recovery using Proximal Alternating Robust Subspace Minimization

Choon Meng Lee, Kim-Chuan Toh, Loong-Fah Cheong, Yu-Xiang Wang

arxiv:1309.1539 v2 · 2013-09-06 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IS3LC4STJUTSDOZD677ZTYN7XP}

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	2026-05-18T02:39:17.338480Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44b6b172534d2721bb23f7ff99e1bfbbeec9b2cfb2c54d6b8073def30fdadbfe

Aliases

arxiv: 1309.1539 · arxiv_version: 1309.1539v2 · doi: 10.48550/arxiv.1309.1539 · pith_short_12: IS3LC4STJUTS · pith_short_16: IS3LC4STJUTSDOZD · pith_short_8: IS3LC4ST

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/IS3LC4STJUTSDOZD677ZTYN7XP \
  | 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: 44b6b172534d2721bb23f7ff99e1bfbbeec9b2cfb2c54d6b8073def30fdadbfe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d348de37ea2a5189dff9046100eb13cf8507aa5010eb111c76d0884421a0e59",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2013-09-06T05:38:32Z",
    "title_canon_sha256": "d726109a13b30dc33c59f7f94ee738e4a90210e57af4dc395512a70e05611495"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.1539",
    "kind": "arxiv",
    "version": 2
  }
}