Pith Number

pith:P4GDDSOV

pith:2023:P4GDDSOV7QZJ2EQDNYI6VYSWCR

not attested not anchored not stored refs pending

Topological Signal Processing over Weighted Simplicial Complexes

Claudio Battiloro, Paolo Di Lorenzo, Sergio Barbarossa, Stefania Sardellitti

arxiv:2302.08561 v1 · 2023-02-16 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P4GDDSOV7QZJ2EQDNYI6VYSWCR}

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	2026-07-05T05:42:51.870137Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f0c31c9d5fc329d12036e11eae25614564530121336396931e93ce688c65a7e

Aliases

arxiv: 2302.08561 · arxiv_version: 2302.08561v1 · doi: 10.48550/arxiv.2302.08561 · pith_short_12: P4GDDSOV7QZJ · pith_short_16: P4GDDSOV7QZJ2EQD · pith_short_8: P4GDDSOV

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/P4GDDSOV7QZJ2EQDNYI6VYSWCR \
  | 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: 7f0c31c9d5fc329d12036e11eae25614564530121336396931e93ce688c65a7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37f3fad99bb1a558186ca552fcd4a8b5aaabce31cd7a5c58a49c7a849652db7a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2023-02-16T20:12:01Z",
    "title_canon_sha256": "f26c607f00794c6071c09555a671936e0e0b187ab55080c773c9a1d52e0200bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.08561",
    "kind": "arxiv",
    "version": 1
  }
}