Pith Number

pith:XCPGX6NC

pith:2015:XCPGX6NCZ7UPS2BKM2MCXUA67S

not attested not anchored not stored refs pending

Algebraic Clustering of Affine Subspaces

Manolis C. Tsakiris, Rene Vidal

arxiv:1509.06729 v3 · 2015-09-22 · 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{XCPGX6NCZ7UPS2BKM2MCXUA67S}

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	2026-05-17T23:40:21.189681Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b89e6bf9a2cfe8f9682a66982bd01efcb27d8aa56bb7673b3b8707720afe68c2

Aliases

arxiv: 1509.06729 · arxiv_version: 1509.06729v3 · doi: 10.48550/arxiv.1509.06729 · pith_short_12: XCPGX6NCZ7UP · pith_short_16: XCPGX6NCZ7UPS2BK · pith_short_8: XCPGX6NC

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/XCPGX6NCZ7UPS2BKM2MCXUA67S \
  | 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: b89e6bf9a2cfe8f9682a66982bd01efcb27d8aa56bb7673b3b8707720afe68c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7809b77b593e565a03ed7a4a8236ad3e0d8c81e3f99c90e142bb6a762c03f2de",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-09-22T19:04:00Z",
    "title_canon_sha256": "8f57424f6ee3d743ee07ec07d1bb079d479bd48dc61a128ce3ce2c80e1889885"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.06729",
    "kind": "arxiv",
    "version": 3
  }
}