Pith Number

pith:IQW5VKFY

pith:2018:IQW5VKFYQTS6JA2HGILR54VWQY

not attested not anchored not stored refs pending

End-to-end Language Identification using NetFV and NetVLAD

Danwei Cai, Haibin Zhong, Jinkun Chen, Ming Li, Weicheng Cai, Zexin Cai

arxiv:1809.02906 v1 · 2018-09-09 · eess.AS · cs.AI · cs.SD · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IQW5VKFYQTS6JA2HGILR54VWQY}

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	2026-05-18T00:06:10.708218Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

442ddaa8b884e5e4834732171ef2b6861337d51fa9b1f834339bb7d8a1584ca9

Aliases

arxiv: 1809.02906 · arxiv_version: 1809.02906v1 · doi: 10.48550/arxiv.1809.02906 · pith_short_12: IQW5VKFYQTS6 · pith_short_16: IQW5VKFYQTS6JA2H · pith_short_8: IQW5VKFY

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/IQW5VKFYQTS6JA2HGILR54VWQY \
  | 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: 442ddaa8b884e5e4834732171ef2b6861337d51fa9b1f834339bb7d8a1584ca9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91892001ae79492c2a67534341ed0e58d3f294d0d55bbeb2dbc6434c462f4f57",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.SD",
      "eess.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.AS",
    "submitted_at": "2018-09-09T01:07:11Z",
    "title_canon_sha256": "dfae0544f0f86c4124742c4f2d82626b950ca0040c4ee34e4fa76d3c838296ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.02906",
    "kind": "arxiv",
    "version": 1
  }
}