Pith Number

pith:YKPXTGLL

pith:2014:YKPXTGLLVFWAP4POLGPBUYCNLT

not attested not anchored not stored refs pending

Matrix Completion under Interval Uncertainty

Jakub Marecek, Martin Takac, Peter Richtarik

arxiv:1408.2467 v2 · 2014-08-11 · math.OC · cs.AI · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YKPXTGLLVFWAP4POLGPBUYCNLT}

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	2026-05-18T00:23:09.830045Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c29f79996ba96c07f1ee599e1a604d5ce5c7b7b4d30ab269bbb5502ea61d0f80

Aliases

arxiv: 1408.2467 · arxiv_version: 1408.2467v2 · doi: 10.48550/arxiv.1408.2467 · pith_short_12: YKPXTGLLVFWA · pith_short_16: YKPXTGLLVFWAP4PO · pith_short_8: YKPXTGLL

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/YKPXTGLLVFWAP4POLGPBUYCNLT \
  | 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: c29f79996ba96c07f1ee599e1a604d5ce5c7b7b4d30ab269bbb5502ea61d0f80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a8cc82d596be8e11c1ff3158f19b77f3344a34c3aafe58fa00253d2f3c3fabe",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-08-11T16:56:50Z",
    "title_canon_sha256": "bb292efc63540a581d33f8cb053a16a6f8e3637df9a2d4a6bde747fa15126344"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.2467",
    "kind": "arxiv",
    "version": 2
  }
}