Pith Number

pith:KBA6P6YS

pith:2010:KBA6P6YSSDIFMHTXBGRYBTQ66X

not attested not anchored not stored refs pending

Improved subspace estimation for multivariate observations of high dimension: the deterministic signals case

Pascal Vallet, Philippe Loubaton, Xavier Mestre

arxiv:1002.3234 v2 · 2010-02-17 · cs.IT · math.IT

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KBA6P6YSSDIFMHTXBGRYBTQ66X}

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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.

Cited by

1 paper in Pith

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Receipt and verification

First computed	2026-05-18T00:59:11.047421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5041e7fb1290d0561e7709a380ce1ef5c8a3bda4e4cd23d31125fd4b5ad2cca8

Aliases

arxiv: 1002.3234 · arxiv_version: 1002.3234v2 · doi: 10.48550/arxiv.1002.3234 · pith_short_12: KBA6P6YSSDIF · pith_short_16: KBA6P6YSSDIFMHTX · pith_short_8: KBA6P6YS

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/KBA6P6YSSDIFMHTXBGRYBTQ66X \
  | 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: 5041e7fb1290d0561e7709a380ce1ef5c8a3bda4e4cd23d31125fd4b5ad2cca8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f40327f39155bb8a118409f1adf609bc47dccc5f793629ac51df7d8ee0756dea",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2010-02-17T10:00:19Z",
    "title_canon_sha256": "466ce9001c96d71aa59af28fdc1db37c044893944765248c70990820ccd62147"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.3234",
    "kind": "arxiv",
    "version": 2
  }
}