Pith Number

pith:XZ6N4IIH

pith:2012:XZ6N4IIHYILT7BAME5UEONMU6V

not attested not anchored not stored refs pending

Epitome for Automatic Image Colorization

Alex Yong-Sang Chia, Shuicheng Yan, Thomas S. Huang, Tian-Tsong Ng, Xinqi Chu, Yingzhen Yang

arxiv:1210.4481 v1 · 2012-10-08 · cs.CV · cs.LG · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XZ6N4IIHYILT7BAME5UEONMU6V}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T03:43:05.823553Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be7cde2107c2173f840c2768473594f57f6ce7ddff8eb0a3127e5a9521dfffe1

Aliases

arxiv: 1210.4481 · arxiv_version: 1210.4481v1 · doi: 10.48550/arxiv.1210.4481 · pith_short_12: XZ6N4IIHYILT · pith_short_16: XZ6N4IIHYILT7BAM · pith_short_8: XZ6N4IIH

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/XZ6N4IIHYILT7BAME5UEONMU6V \
  | 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: be7cde2107c2173f840c2768473594f57f6ce7ddff8eb0a3127e5a9521dfffe1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ac1912ab4f482a04ec747dd4e84ad771f92f8628dbf9531166b1fe799bca26e",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.MM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2012-10-08T06:35:04Z",
    "title_canon_sha256": "c40a293978bfc9a1a564b50a5f6838c45bd007aece3fca49e3d785413e6e1b5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.4481",
    "kind": "arxiv",
    "version": 1
  }
}