Pith Number

pith:MQKALR5O

pith:2025:MQKALR5ODUYVM75BLORS5B235T

not attested not anchored not stored refs pending

Automatic Image Colorization with Convolutional Neural Networks and Generative Adversarial Networks

Changyuan Qiu, Hangrui Cao, Qihan Ren, Ruiyu Li, Yuqing Qiu

arxiv:2508.05068 v2 · 2025-08-07 · cs.CV · cs.AI · 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{MQKALR5ODUYVM75BLORS5B235T}

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	2026-07-05T11:55:42.013858Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

641405c7ae1d31567fa15ba32e875becfc8a3d999d9979ed8b0c1cf881b47ff6

Aliases

arxiv: 2508.05068 · arxiv_version: 2508.05068v2 · doi: 10.48550/arxiv.2508.05068 · pith_short_12: MQKALR5ODUYV · pith_short_16: MQKALR5ODUYVM75B · pith_short_8: MQKALR5O

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/MQKALR5ODUYVM75BLORS5B235T \
  | 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: 641405c7ae1d31567fa15ba32e875becfc8a3d999d9979ed8b0c1cf881b47ff6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6074ac1470a66d13437ca28f6cbd1f5dfc1d9df5033009a5e00771d9d71dc132",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG",
      "eess.IV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-08-07T06:41:31Z",
    "title_canon_sha256": "8aedf7ed590211b26b68ae798bcb02bc5fa803d4ee751238ebaa100fddcd6a99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.05068",
    "kind": "arxiv",
    "version": 2
  }
}