Pith Number

pith:EXIQPPVP

pith:2019:EXIQPPVPG2Y3AC44KZMSXUPP4K

not attested not anchored not stored refs pending

Complement Objective Training

Chun-Hao Liu, Da-Cheng Juan, Hao-Yun Chen, Jia-Yu Pan, Pei-Hsin Wang, Shih-Chieh Chang, Wei Wei, Yu-Ting Chen

arxiv:1903.01182 v2 · 2019-03-04 · cs.LG · cs.CV · 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{EXIQPPVPG2Y3AC44KZMSXUPP4K}

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	2026-05-17T23:50:40.600829Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25d107beaf36b1b00b9c56592bd1efe2a9a3911467c234af57cc02cef6fbc327

Aliases

arxiv: 1903.01182 · arxiv_version: 1903.01182v2 · doi: 10.48550/arxiv.1903.01182 · pith_short_12: EXIQPPVPG2Y3 · pith_short_16: EXIQPPVPG2Y3AC44 · pith_short_8: EXIQPPVP

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/EXIQPPVPG2Y3AC44KZMSXUPP4K \
  | 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: 25d107beaf36b1b00b9c56592bd1efe2a9a3911467c234af57cc02cef6fbc327

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6025f454fe1c6c2c8abd7cc94ba37fc9ebaa72eb6215ba9826bfc555c2e86ec",
    "cross_cats_sorted": [
      "cs.CV",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-03-04T11:35:27Z",
    "title_canon_sha256": "df7e1dacf1c2ee06e33d13579f2be87a6f23c81ea6664224be527ea2276461ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.01182",
    "kind": "arxiv",
    "version": 2
  }
}