Pith Number

pith:KSKUQMPK

pith:2016:KSKUQMPKLTNO6ZIFRVG5OMMC2R

not attested not anchored not stored refs pending

Symmetry-free SDP Relaxations for Affine Subspace Clustering

Christoph Schn\"orr, Francesco Silvestri, Gerhard Reinelt

arxiv:1607.07387 v1 · 2016-07-25 · math.OC · cs.CV · cs.DM · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KSKUQMPKLTNO6ZIFRVG5OMMC2R}

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	2026-05-18T01:10:34.054179Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54954831ea5cdaef65058d4dd73182d470b4cb421d6b0036e8e76b3162abd396

Aliases

arxiv: 1607.07387 · arxiv_version: 1607.07387v1 · doi: 10.48550/arxiv.1607.07387 · pith_short_12: KSKUQMPKLTNO · pith_short_16: KSKUQMPKLTNO6ZIF · pith_short_8: KSKUQMPK

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/KSKUQMPKLTNO6ZIFRVG5OMMC2R \
  | 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: 54954831ea5cdaef65058d4dd73182d470b4cb421d6b0036e8e76b3162abd396

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35b68539585a9688137521d1aa1bf3312104e13ae58000e6fe976132b9f91eb0",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.DM",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-07-25T18:01:17Z",
    "title_canon_sha256": "11334db2658323e7cee0a7fbfc7cb0c3f7e827a10e0e23b9bb5652d7640776d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.07387",
    "kind": "arxiv",
    "version": 1
  }
}