Pith Number

pith:XQBS6FPQ

pith:2020:XQBS6FPQ4TWR4CG6QDDCWBOCZP

not attested not anchored not stored refs pending

Towards Robust Classification with Image Quality Assessment

Yeli Feng, Yiyu Cai

arxiv:2004.06288 v1 · 2020-04-14 · 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{XQBS6FPQ4TWR4CG6QDDCWBOCZP}

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	2026-07-05T00:54:50.531610Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc032f15f0e4ed1e08de80c62b05c2cbf87dff5569f46e257ffcc93a0f3c8503

Aliases

arxiv: 2004.06288 · arxiv_version: 2004.06288v1 · doi: 10.48550/arxiv.2004.06288 · pith_short_12: XQBS6FPQ4TWR · pith_short_16: XQBS6FPQ4TWR4CG6 · pith_short_8: XQBS6FPQ

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/XQBS6FPQ4TWR4CG6QDDCWBOCZP \
  | 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: bc032f15f0e4ed1e08de80c62b05c2cbf87dff5569f46e257ffcc93a0f3c8503

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ba57a2e69b5b26b36a4c58546d61a97b700b640fe73aa9591ecdf10d11460f6",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-04-14T03:27:35Z",
    "title_canon_sha256": "bd2ca6e8619b5ffd22452fe2e19b24dceaa8413e7946ad09f1deca91b5dc727a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.06288",
    "kind": "arxiv",
    "version": 1
  }
}