Pith Number

pith:AZ2TIADN

pith:2022:AZ2TIADNLJSZVSN2QRC3GUI7ZJ

not attested not anchored not stored refs pending

Efficient dynamic filter for robust and low computational feature extraction

Bokyeung Lee, David K. Han, Donghyeon Kim, Gwantae Kim, Hanseok Ko, Jeong-gi Kwak

arxiv:2205.01304 v2 · 2022-05-03 · eess.AS · cs.SD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AZ2TIADNLJSZVSN2QRC3GUI7ZJ}

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	2026-07-05T05:08:51.708780Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

067534006d5a659ac9ba8445b3511fca624697fe61c36034f7f978bcaf467209

Aliases

arxiv: 2205.01304 · arxiv_version: 2205.01304v2 · doi: 10.48550/arxiv.2205.01304 · pith_short_12: AZ2TIADNLJSZ · pith_short_16: AZ2TIADNLJSZVSN2 · pith_short_8: AZ2TIADN

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/AZ2TIADNLJSZVSN2QRC3GUI7ZJ \
  | 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: 067534006d5a659ac9ba8445b3511fca624697fe61c36034f7f978bcaf467209

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43961374e26ec1a8b60ab4da9c85e46c63f0632dfb1f06db813ac7a87e27e32f",
    "cross_cats_sorted": [
      "cs.SD"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2022-05-03T04:51:31Z",
    "title_canon_sha256": "e3cfe9379aa7544f71fa527166d1291c0a7a15d0e224a5dfba2cc2bf95e4547a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.01304",
    "kind": "arxiv",
    "version": 2
  }
}