Pith Number

pith:HWTDHDFA

pith:2019:HWTDHDFAL64LC3ATXYSSVJ5JLM

not attested not anchored not stored refs pending

Dynamic Curriculum Learning for Imbalanced Data Classification

Jie Yang, Junjie Yan, Weihao Gan, Wei Wu, Yiru Wang

arxiv:1901.06783 v2 · 2019-01-21 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HWTDHDFAL64LC3ATXYSSVJ5JLM}

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	2026-07-04T23:56:47.699837Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3da6338ca05fb8b16c13be252aa7a95b3e5b5e4959634e77e325846ba207b43c

Aliases

arxiv: 1901.06783 · arxiv_version: 1901.06783v2 · doi: 10.48550/arxiv.1901.06783 · pith_short_12: HWTDHDFAL64L · pith_short_16: HWTDHDFAL64LC3AT · pith_short_8: HWTDHDFA

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/HWTDHDFAL64LC3ATXYSSVJ5JLM \
  | 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: 3da6338ca05fb8b16c13be252aa7a95b3e5b5e4959634e77e325846ba207b43c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "709ea57f28765955ca2bed11c19a0b42f65cd2af0a4485742ab56951d2d369ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-01-21T03:48:10Z",
    "title_canon_sha256": "a54dde1c8d4d91567b774cd839bee4c99e26de57e032bafeb507181d3514f850"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.06783",
    "kind": "arxiv",
    "version": 2
  }
}