Pith Number

pith:3ZKULOEU

pith:2023:3ZKULOEUPL36U5FOBIDFLOWCR6

not attested not anchored not stored refs pending

Verifying the Smoothness of Graph Signals: A Graph Signal Processing Approach

Lital Dabush, Tirza Routtenberg

arxiv:2305.19618 v3 · 2023-05-31 · 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{3ZKULOEUPL36U5FOBIDFLOWCR6}

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	2026-07-05T09:25:30.128657Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de5545b8947af7ea74ae0a0655bac28fa0764055cfd80e97e26a6215f44a7c1b

Aliases

arxiv: 2305.19618 · arxiv_version: 2305.19618v3 · doi: 10.48550/arxiv.2305.19618 · pith_short_12: 3ZKULOEUPL36 · pith_short_16: 3ZKULOEUPL36U5FO · pith_short_8: 3ZKULOEU

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/3ZKULOEUPL36U5FOBIDFLOWCR6 \
  | 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: de5545b8947af7ea74ae0a0655bac28fa0764055cfd80e97e26a6215f44a7c1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a5adff80269409346635d7f072fe98e51fd5c3d4a09337294b365f18543a193",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2023-05-31T07:38:19Z",
    "title_canon_sha256": "d643ed6c81e4229d1a3a712d0c9220221e17a925fd1d1095a9374fb542efaf0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.19618",
    "kind": "arxiv",
    "version": 3
  }
}