Pith Number

pith:CCIGDUUC

pith:2025:CCIGDUUC2RE46YNBWMJX5IHJHY

not attested not anchored not stored refs pending

Curvature Corrected Nonnegative Manifold Data Factorization

Deanna Needell, Joyce Chew, Willem Diepeveen

arxiv:2502.15124 v1 · 2025-02-21 · math.NA · cs.LG · cs.NA · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CCIGDUUC2RE46YNBWMJX5IHJHY}

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.

Cited by

1 paper in Pith

Riemannian Archetypal Analysis: Interpretable non-linear data analysis on deformed star distributions

Receipt and verification

First computed	2026-07-05T10:17:56.512300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

109061d282d449cf61a1b3137ea0e93e051f5576846540fba166d3346dd8bce9

Aliases

arxiv: 2502.15124 · arxiv_version: 2502.15124v1 · doi: 10.48550/arxiv.2502.15124 · pith_short_12: CCIGDUUC2RE4 · pith_short_16: CCIGDUUC2RE46YNB · pith_short_8: CCIGDUUC

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/CCIGDUUC2RE46YNBWMJX5IHJHY \
  | 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: 109061d282d449cf61a1b3137ea0e93e051f5576846540fba166d3346dd8bce9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ba477e69e088e22c3908ed0fc6bf53591371d74c330fc2751fb3c0e16e31a10",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA",
      "math.DG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-02-21T01:00:02Z",
    "title_canon_sha256": "f8568be214a30f8ead8bf83a4d546b2d046b1ad3da7032d5bcbb7d8416e014ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.15124",
    "kind": "arxiv",
    "version": 1
  }
}