Pith Number

pith:YKRJ4M2F

pith:2015:YKRJ4M2FTSB3LZLOOMKTSP263R

not attested not anchored not stored refs pending

Achieving Exact Cluster Recovery Threshold via Semidefinite Programming: Extensions

Bruce Hajek, Jiaming Xu, Yihong Wu

arxiv:1502.07738 v3 · 2015-02-26 · stat.ML · cs.SI · 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{YKRJ4M2FTSB3LZLOOMKTSP263R}

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	2026-05-18T01:12:25.318920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2a29e33459c83b5e56e7315393f5edc44ad123fef6dc0bb8466324813d43020

Aliases

arxiv: 1502.07738 · arxiv_version: 1502.07738v3 · doi: 10.48550/arxiv.1502.07738 · pith_short_12: YKRJ4M2FTSB3 · pith_short_16: YKRJ4M2FTSB3LZLO · pith_short_8: YKRJ4M2F

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/YKRJ4M2FTSB3LZLOOMKTSP263R \
  | 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: c2a29e33459c83b5e56e7315393f5edc44ad123fef6dc0bb8466324813d43020

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d698bcca1b828811f66033b0ce3452cf29ff9f71015081fa0f479ab736712af1",
    "cross_cats_sorted": [
      "cs.SI",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2015-02-26T20:56:48Z",
    "title_canon_sha256": "ffe8c2c87b77723d054a801ec2a9b90d810de0359977e70bae825d198dbc55a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.07738",
    "kind": "arxiv",
    "version": 3
  }
}