Pith Number

pith:COYFO6YU

pith:2011:COYFO6YUHYZSPTKCTIJCW7S5SS

not attested not anchored not stored refs pending

Unicity conditions for low-rank matrix recovery

Deanna Needell, Yaniv Plan, Yonina C. Eldar

arxiv:1103.5479 v1 · 2011-03-28 · math.NA · cs.IT · cs.SY · math.IT · math.OC · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{COYFO6YUHYZSPTKCTIJCW7S5SS}

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	2026-05-18T02:02:43.917064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13b0577b143e3327cd429a122b7e5d94a28983dfb474ccd133cc63501cb20bd9

Aliases

arxiv: 1103.5479 · arxiv_version: 1103.5479v1 · doi: 10.48550/arxiv.1103.5479 · pith_short_12: COYFO6YUHYZS · pith_short_16: COYFO6YUHYZSPTKC · pith_short_8: COYFO6YU

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/COYFO6YUHYZSPTKCTIJCW7S5SS \
  | 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: 13b0577b143e3327cd429a122b7e5d94a28983dfb474ccd133cc63501cb20bd9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0944f0071150ee5b99e6a58d50915de1bc0e499636832935eb10dfd28a7bb802",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.SY",
      "math.IT",
      "math.OC",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2011-03-28T20:36:03Z",
    "title_canon_sha256": "a485d65f29755dfec67d93762f64e59b57b83e67aa3ceb631a6104b68bd4edea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.5479",
    "kind": "arxiv",
    "version": 1
  }
}