Pith Number

pith:S3HYBJF4

pith:2019:S3HYBJF4HJV4VYCZNCHQGCFQWG

not attested not anchored not stored refs pending

Continual Rare-Class Recognition with Emerging Novel Subclasses

Hung Nguyen, Leman Akoglu, Xuejian Wang

arxiv:1906.12218 v1 · 2019-06-28 · cs.LG · 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{S3HYBJF4HJV4VYCZNCHQGCFQWG}

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	2026-05-17T23:41:58.967785Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96cf80a4bc3a6bcae059688f0308b0b1ae4c6d57da55418e0fde781532d5905f

Aliases

arxiv: 1906.12218 · arxiv_version: 1906.12218v1 · doi: 10.48550/arxiv.1906.12218 · pith_short_12: S3HYBJF4HJV4 · pith_short_16: S3HYBJF4HJV4VYCZ · pith_short_8: S3HYBJF4

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/S3HYBJF4HJV4VYCZNCHQGCFQWG \
  | 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: 96cf80a4bc3a6bcae059688f0308b0b1ae4c6d57da55418e0fde781532d5905f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57657b2abd8a06945671d8f4b455ee7879a3c1a02e5687a8b2d22e6c01646dbf",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-06-28T13:45:24Z",
    "title_canon_sha256": "6a8c39fae9996f085aff23eb66c532e85035aa11fcb5ca0d029ce9e416cd594a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.12218",
    "kind": "arxiv",
    "version": 1
  }
}