Pith Number

pith:B4FFJCKB

pith:2020:B4FFJCKBRBQ7C63VP4FM7BRI34

not attested not anchored not stored refs pending

Howl: A Deployed, Open-Source Wake Word Detection System

Afsaneh Razi, Ian Bicking, Jaejun Lee, Jimmy Lin, Jofish Kaye, Julia Cambre, Raphael Tang

arxiv:2008.09606 v1 · 2020-08-21 · cs.CL · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B4FFJCKBRBQ7C63VP4FM7BRI34}

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	2026-07-05T01:28:56.803937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f0a5489418861f17b757f0acf8628df23ff5b932f9923cb8b794adb4db482af

Aliases

arxiv: 2008.09606 · arxiv_version: 2008.09606v1 · doi: 10.48550/arxiv.2008.09606 · pith_short_12: B4FFJCKBRBQ7 · pith_short_16: B4FFJCKBRBQ7C63V · pith_short_8: B4FFJCKB

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/B4FFJCKBRBQ7C63VP4FM7BRI34 \
  | 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: 0f0a5489418861f17b757f0acf8628df23ff5b932f9923cb8b794adb4db482af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1787bb7404af2d6cd007cc8ac26c14f0c1b806b5e1d625d2f8edbb77c66b9b4e",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-08-21T17:59:01Z",
    "title_canon_sha256": "7d001f6bb453fce438ad87025f4139628fbbdd1adc5aa07cde735393efb9b661"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.09606",
    "kind": "arxiv",
    "version": 1
  }
}