Pith Number

pith:J25N6SE7

pith:2018:J25N6SE7APEGW4D6ZQBOMH4V7X

not attested not anchored not stored refs pending

Deep Exemplar-based Colorization

Dongdong Chen, Jing Liao, Lu Yuan, Mingming He, Pedro V. Sander

arxiv:1807.06587 v2 · 2018-07-17 · 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{J25N6SE7APEGW4D6ZQBOMH4V7X}

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	2026-05-18T00:10:09.754659Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ebadf489f03c86b707ecc02e61f95fddf96da040b6a416009c3b20d3d2688d2

Aliases

arxiv: 1807.06587 · arxiv_version: 1807.06587v2 · doi: 10.48550/arxiv.1807.06587 · pith_short_12: J25N6SE7APEG · pith_short_16: J25N6SE7APEGW4D6 · pith_short_8: J25N6SE7

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/J25N6SE7APEGW4D6ZQBOMH4V7X \
  | 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: 4ebadf489f03c86b707ecc02e61f95fddf96da040b6a416009c3b20d3d2688d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a666fec3fcf507d548582735a20118df3665245c23728d3bd6d4dff8f38d5d29",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-07-17T17:59:01Z",
    "title_canon_sha256": "cf3ef712a79a424f97af7847c8421375d9ff1c49c6737d37367722af5cf2cf71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.06587",
    "kind": "arxiv",
    "version": 2
  }
}