Pith Number

pith:2NE5PCVV

pith:2021:2NE5PCVV3AO7KWVQXNTAEDVR4T

not attested not anchored not stored refs pending

Guided Colorization Using Mono-Color Image Pairs

Bo-Wen Yao, Huaqi Zhang, Hui-Liang Shen, Ze-Hua Sheng

arxiv:2108.07471 v1 · 2021-08-17 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2NE5PCVV3AO7KWVQXNTAEDVR4T}

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	2026-07-05T03:06:39.233862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d349d78ab5d81df55ab0bb66020eb1e4ca8f65d3b4246a37b2a3553abbdb16b7

Aliases

arxiv: 2108.07471 · arxiv_version: 2108.07471v1 · doi: 10.48550/arxiv.2108.07471 · pith_short_12: 2NE5PCVV3AO7 · pith_short_16: 2NE5PCVV3AO7KWVQ · pith_short_8: 2NE5PCVV

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/2NE5PCVV3AO7KWVQXNTAEDVR4T \
  | 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: d349d78ab5d81df55ab0bb66020eb1e4ca8f65d3b4246a37b2a3553abbdb16b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8dfcca87591f260fe58d1b5d9dc6237b8a77ef4c3587770a8ab6f0bdcb1625a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-08-17T07:00:28Z",
    "title_canon_sha256": "db371e59768593a3e7aa1bdce05f1e0824e3a1ee99283cecf949fe4346248615"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.07471",
    "kind": "arxiv",
    "version": 1
  }
}