Pith Number

pith:ZSBCG7NP

pith:2018:ZSBCG7NPY7TYYWNBEATUUWKSCI

not attested not anchored not stored refs pending

Graph Signal Processing: Filter Design and Spectral Statistics

Jos\'e M. F. Moura, Stephen Kruzick

arxiv:1802.10145 v1 · 2018-02-27 · 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{ZSBCG7NPY7TYYWNBEATUUWKSCI}

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	2026-05-18T00:22:18.010303Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc82237dafc7e78c59a120274a59521233b2675d82b8a287ab2a33eaeb5c301b

Aliases

arxiv: 1802.10145 · arxiv_version: 1802.10145v1 · doi: 10.48550/arxiv.1802.10145 · pith_short_12: ZSBCG7NPY7TY · pith_short_16: ZSBCG7NPY7TYYWNB · pith_short_8: ZSBCG7NP

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/ZSBCG7NPY7TYYWNBEATUUWKSCI \
  | 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: cc82237dafc7e78c59a120274a59521233b2675d82b8a287ab2a33eaeb5c301b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7680392838a649e968924861174571b82d8e2e833e1001909ee426a5fc04b2e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-02-27T20:14:53Z",
    "title_canon_sha256": "044092864b7fd9c680b23b180efc7641db6aea016ce7659c2cb5964cffa01ee2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.10145",
    "kind": "arxiv",
    "version": 1
  }
}