Pith Number

pith:4O6WFRTL

pith:2019:4O6WFRTL4ZJLPY4QZJZJDWF4UQ

not attested not anchored not stored refs pending

Detecting Colorized Images via Convolutional Neural Networks: Toward High Accuracy and Good Generalization

Denis Pellerin, Dong-Ming Yan, Kai Wang, Weize Quan, Xiaopeng Zhang

arxiv:1902.06222 v1 · 2019-02-17 · cs.CV · cs.LG · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4O6WFRTL4ZJLPY4QZJZJDWF4UQ}

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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	2026-05-17T23:53:46.244071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3bd62c66be652b7e390ca7291d8bca42c67606a9d833f37df3e1f98685c1d3d

Aliases

arxiv: 1902.06222 · arxiv_version: 1902.06222v1 · doi: 10.48550/arxiv.1902.06222 · pith_short_12: 4O6WFRTL4ZJL · pith_short_16: 4O6WFRTL4ZJLPY4Q · pith_short_8: 4O6WFRTL

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/4O6WFRTL4ZJLPY4QZJZJDWF4UQ \
  | 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: e3bd62c66be652b7e390ca7291d8bca42c67606a9d833f37df3e1f98685c1d3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c058815c7ed54722353e7b2ae1b6d47f1247dbad4ea3a76ffa81336735372669",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-02-17T08:40:48Z",
    "title_canon_sha256": "bde0f84577470f85d069bff7959e8ddd5d6ee1316670ef64859fa80026921631"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.06222",
    "kind": "arxiv",
    "version": 1
  }
}