Pith Number

pith:5PHVLV2M

pith:2019:5PHVLV2MU3D6BJIBPGJ5C3ZFX5

not attested not anchored not stored refs pending

Learning From Noisy Labels By Regularized Estimation Of Annotator Confusion

Ardavan Saeedi, Daniel C. Alexander, Nathan Silberman, Ryutaro Tanno, Swami Sankaranarayanan

arxiv:1902.03680 v3 · 2019-02-10 · 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{5PHVLV2MU3D6BJIBPGJ5C3ZFX5}

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	2026-05-17T23:43:16.769808Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebcf55d74ca6c7e0a5017993d16f25bf7727382d37a1c4792344c86785f61f59

Aliases

arxiv: 1902.03680 · arxiv_version: 1902.03680v3 · doi: 10.48550/arxiv.1902.03680 · pith_short_12: 5PHVLV2MU3D6 · pith_short_16: 5PHVLV2MU3D6BJIB · pith_short_8: 5PHVLV2M

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/5PHVLV2MU3D6BJIBPGJ5C3ZFX5 \
  | 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: ebcf55d74ca6c7e0a5017993d16f25bf7727382d37a1c4792344c86785f61f59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cea2f9ec6789a6321ad1d9f6cd3be54868964ee56070a27ef3dc4f92ea5d2ab8",
    "cross_cats_sorted": [
      "cs.CV",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-02-10T23:01:33Z",
    "title_canon_sha256": "df637a89de1f6b18420b0304447bc49813a72eb44f94d19f362d89e6319c9310"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.03680",
    "kind": "arxiv",
    "version": 3
  }
}