Pith Number

pith:PF7ZC26U

pith:2026:PF7ZC26U3ML2JLVBQTIC3UARIV

not attested not anchored not stored refs pending

Denoising 3D images: robustness of persistent homology measures

Aakash Karlekar, Ebru Dagdelen, Jonathan Jaquette, Linda J. Cummings, Lou Kondic, Manav Arora, Matthew Illingsworth

arxiv:2607.24579 v1 · 2026-07-27 · cs.CG · cs.CV · 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{PF7ZC26U3ML2JLVBQTIC3UARIV}

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	2026-07-28T02:24:11.167653Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

797f916bd4db17a4aea184d02dd01145731dcc7cf0705ae45b4bf2e131357d96

Aliases

arxiv: 2607.24579 · arxiv_version: 2607.24579v1 · doi: 10.48550/arxiv.2607.24579 · pith_short_12: PF7ZC26U3ML2 · pith_short_16: PF7ZC26U3ML2JLVB · pith_short_8: PF7ZC26U

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/PF7ZC26U3ML2JLVBQTIC3UARIV \
  | 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: 797f916bd4db17a4aea184d02dd01145731dcc7cf0705ae45b4bf2e131357d96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe3fbc121794c2638e84c20e3f0006851c1f7e56af0acc684b4abd833534fea4",
    "cross_cats_sorted": [
      "cs.CV",
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2026-07-27T15:48:24Z",
    "title_canon_sha256": "708b6816b3e74a6e962a12d3b7b19d01ee4dd64b22b5a240581e41410fbf336b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.24579",
    "kind": "arxiv",
    "version": 1
  }
}