Pith Number

pith:FE5FWJIF

pith:2017:FE5FWJIFOYMITWD4TPCMCUDIHO

not attested not anchored not stored refs pending

Learning Sparse Adversarial Dictionaries For Multi-Class Audio Classification

Puranjoy Bhattacharya, Vaisakh Shaj

arxiv:1712.00640 v1 · 2017-12-02 · 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{FE5FWJIFOYMITWD4TPCMCUDIHO}

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	2026-05-18T00:29:04.505441Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

293a5b2505761889d87c9bc4c150683b851df632692c9bcbd9742db5b4865432

Aliases

arxiv: 1712.00640 · arxiv_version: 1712.00640v1 · doi: 10.48550/arxiv.1712.00640 · pith_short_12: FE5FWJIFOYMI · pith_short_16: FE5FWJIFOYMITWD4 · pith_short_8: FE5FWJIF

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/FE5FWJIFOYMITWD4TPCMCUDIHO \
  | 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: 293a5b2505761889d87c9bc4c150683b851df632692c9bcbd9742db5b4865432

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "169351be0832b98d99f411b7d1e10ac56e4359612bd4826514f86217bd8410f0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-12-02T17:16:24Z",
    "title_canon_sha256": "45c0570b628312abce51c76fc1cc68c9aa7878fb7ff7a48ff50d4bc01b7eec59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.00640",
    "kind": "arxiv",
    "version": 1
  }
}