Pith Number

pith:XVTTWWBR

pith:2005:XVTTWWBRRMONYSXDBLXTT5PUUL

not attested not anchored not stored refs pending

Complex Random Vectors and ICA Models: Identifiability, Uniqueness and Separability

Jan Eriksson, Visa Koivunen

arxiv:cs/0512063 v1 · 2005-12-15 · cs.IT · cs.CE · cs.IR · cs.LG · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XVTTWWBRRMONYSXDBLXTT5PUUL}

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	2026-05-18T04:08:54.126635Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd673b58318b1cdc4ae30aef39f5f4a2c193f16b4dcd9d19407e1f3ba1e0d3bb

Aliases

arxiv: cs/0512063 · arxiv_version: cs/0512063v1 · doi: 10.48550/arxiv.cs/0512063 · pith_short_12: XVTTWWBRRMON · pith_short_16: XVTTWWBRRMONYSXD · pith_short_8: XVTTWWBR

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/XVTTWWBRRMONYSXDBLXTT5PUUL \
  | 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: bd673b58318b1cdc4ae30aef39f5f4a2c193f16b4dcd9d19407e1f3ba1e0d3bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85558acb3e0ea59a493896db7b6fb625085e1b23c070dc09f8210f560800c09c",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.IR",
      "cs.LG",
      "math.IT"
    ],
    "license": "",
    "primary_cat": "cs.IT",
    "submitted_at": "2005-12-15T14:51:36Z",
    "title_canon_sha256": "6d22088d9db5fc8c9824befd5105bb4a72306ba8b8888e8785afe65c351db6f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0512063",
    "kind": "arxiv",
    "version": 1
  }
}