Pith Number

pith:QFU72ECF

pith:2023:QFU72ECFR3AUAYX4ZEQX4XZ3WO

not attested not anchored not stored refs pending

Persistent Homology for High-dimensional Data Based on Spectral Methods

Dmitry Kobak, Philipp Berens, Sebastian Damrich

arxiv:2311.03087 v3 · 2023-11-06 · cs.LG · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QFU72ECFR3AUAYX4ZEQX4XZ3WO}

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

3 papers in Pith

Improved convergence rate of kNN graph Laplacians: differentiable self-tuned affinity

Beyond Explained Variance: A Cautionary Tale of PCA

Receipt and verification

First computed	2026-06-09T01:05:02.953464Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8169fd10458ec14062fcc9217e5f3bb3aa469e3b17687d8e2d8f91ec0eb203d7

Aliases

arxiv: 2311.03087 · arxiv_version: 2311.03087v3 · doi: 10.48550/arxiv.2311.03087 · pith_short_12: QFU72ECFR3AU · pith_short_16: QFU72ECFR3AUAYX4 · pith_short_8: QFU72ECF

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/QFU72ECFR3AUAYX4ZEQX4XZ3WO \
  | 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: 8169fd10458ec14062fcc9217e5f3bb3aa469e3b17687d8e2d8f91ec0eb203d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc5f3e38a0f4c21a7ae100aac21b3d349c88831722dc658f5e43f0a1586c2157",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-11-06T13:18:08Z",
    "title_canon_sha256": "b550c83e36c78a702198424c47fad916ce46136a5bfd222415c40408db6d5e53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2311.03087",
    "kind": "arxiv",
    "version": 3
  }
}