Pith Number

pith:CHNIGWMT

pith:2019:CHNIGWMTYEWZAPM5DAOHPP44GF

not attested not anchored not stored refs pending

Learning discriminative features in sequence training without requiring framewise labelled data

Dan Su, Dongpeng Ma, Dong Yu, Jie Chen, Jun Wang, Na Li, Shulin Feng

arxiv:1905.06907 v1 · 2019-05-16 · cs.LG · cs.SD · 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{CHNIGWMTYEWZAPM5DAOHPP44GF}

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	2026-05-17T23:45:58.550204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11da835993c12d903d9d181c77bf9c3151390829a35794cd60ae7f0b5187ea11

Aliases

arxiv: 1905.06907 · arxiv_version: 1905.06907v1 · doi: 10.48550/arxiv.1905.06907 · pith_short_12: CHNIGWMTYEWZ · pith_short_16: CHNIGWMTYEWZAPM5 · pith_short_8: CHNIGWMT

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/CHNIGWMTYEWZAPM5DAOHPP44GF \
  | 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: 11da835993c12d903d9d181c77bf9c3151390829a35794cd60ae7f0b5187ea11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "accb8acbcfba4d4295b735434f38465e85011e776e7d01310de20419633830fe",
    "cross_cats_sorted": [
      "cs.SD",
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-05-16T16:58:25Z",
    "title_canon_sha256": "dbe7a57bf1fc952f2388f8273a883fb000e5de101c71b3a690b92dbc13f6428b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.06907",
    "kind": "arxiv",
    "version": 1
  }
}