Pith Number

pith:YI6DSORM

pith:2014:YI6DSORM23Q6VIXNCJ7YVKT4VJ

not attested not anchored not stored refs pending

A study of the fixed points and spurious solutions of the FastICA algorithm

Tianwen Wei

arxiv:1408.6693 v1 · 2014-08-28 · 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{YI6DSORM23Q6VIXNCJ7YVKT4VJ}

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	2026-05-18T02:44:01.035036Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c23c393a2cd6e1eaa2ed127f8aaa7caa64eccff4eecaef4bc8e39efa37f664d4

Aliases

arxiv: 1408.6693 · arxiv_version: 1408.6693v1 · doi: 10.48550/arxiv.1408.6693 · pith_short_12: YI6DSORM23Q6 · pith_short_16: YI6DSORM23Q6VIXN · pith_short_8: YI6DSORM

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/YI6DSORM23Q6VIXNCJ7YVKT4VJ \
  | 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: c23c393a2cd6e1eaa2ed127f8aaa7caa64eccff4eecaef4bc8e39efa37f664d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec91f39cd0ee42ff89f49003473d87a01ce149683515c0ac99171dc126dd7e1d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2014-08-28T12:11:43Z",
    "title_canon_sha256": "07a6765b96599f239b68fed91c11af40899986894dc671a8965a1b1b88a3ab17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.6693",
    "kind": "arxiv",
    "version": 1
  }
}