Pith Number

pith:SWFRP7ZK

pith:2019:SWFRP7ZKHPVOTJBQTL2KAQC3UK

not attested not anchored not stored refs pending

Lessons from Building Acoustic Models with a Million Hours of Speech

Nikko Strom, Sree Hari Krishnan Parthasarathi

arxiv:1904.01624 v1 · 2019-04-02 · cs.LG · cs.SD · eess.AS · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SWFRP7ZKHPVOTJBQTL2KAQC3UK}

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	2026-05-17T23:49:30.440676Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

958b17ff2a3beae9a4309af4a0405ba2ba33fed09fff971151f96dd73d304e2a

Aliases

arxiv: 1904.01624 · arxiv_version: 1904.01624v1 · doi: 10.48550/arxiv.1904.01624 · pith_short_12: SWFRP7ZKHPVO · pith_short_16: SWFRP7ZKHPVOTJBQ · pith_short_8: SWFRP7ZK

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/SWFRP7ZKHPVOTJBQTL2KAQC3UK \
  | 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: 958b17ff2a3beae9a4309af4a0405ba2ba33fed09fff971151f96dd73d304e2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e3afb218d0e98d4ce991e59354ff60a6816d993e338c24d08bec8d296b091c5",
    "cross_cats_sorted": [
      "cs.SD",
      "eess.AS",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-04-02T18:58:41Z",
    "title_canon_sha256": "1c5bb750ab01bc1d742ee3005481b1319066348851fb6967234915a77e344ff2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01624",
    "kind": "arxiv",
    "version": 1
  }
}