Pith Number

pith:NGJMJ4GZ

pith:2019:NGJMJ4GZW4ULJBAC3YBHKWRGZS

not attested not anchored not stored refs pending

Acoustic Model Optimization Based On Evolutionary Stochastic Gradient Descent with Anchors for Automatic Speech Recognition

Michael Picheny, Xiaodong Cui

arxiv:1907.04882 v1 · 2019-07-10 · cs.CL · cs.LG · eess.AS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NGJMJ4GZW4ULJBAC3YBHKWRGZS}

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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	2026-05-17T23:40:54.717149Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6992c4f0d9b728b48402de02755a26cc90bf4557ecedc559510497fc01a239a0

Aliases

arxiv: 1907.04882 · arxiv_version: 1907.04882v1 · doi: 10.48550/arxiv.1907.04882 · pith_short_12: NGJMJ4GZW4UL · pith_short_16: NGJMJ4GZW4ULJBAC · pith_short_8: NGJMJ4GZ

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/NGJMJ4GZW4ULJBAC3YBHKWRGZS \
  | 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: 6992c4f0d9b728b48402de02755a26cc90bf4557ecedc559510497fc01a239a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6d4f4e70b6f49a0f49769c7820300339c0cd673e961841a6dce1f65fcf6b0cb",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-07-10T18:38:44Z",
    "title_canon_sha256": "36218176c610edbb0a1c644ebdf25809aa1b0172c2bd582b322cfdb6c1a674f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.04882",
    "kind": "arxiv",
    "version": 1
  }
}