Pith Number

pith:4WD32JF7

pith:2021:4WD32JF7XFVOJWKHCVOLXDOOFE

not attested not anchored not stored refs pending

XCI-Sketch: Extraction of Color Information from Images for Generation of Colored Outlines and Sketches

Ankita Ghosh, Harsh Rathod, Manisimha Varma, Parna Chowdhury, Sahil Khose, Sameer Saxena, V Manushree

arxiv:2108.11554 v2 · 2021-08-26 · cs.CV · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4WD32JF7XFVOJWKHCVOLXDOOFE}

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	2026-07-05T03:46:36.383246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e587bd24bfb96ae4d947155cbb8dce290c200ddbb5b2ccf1eca93d38eee2fb13

Aliases

arxiv: 2108.11554 · arxiv_version: 2108.11554v2 · doi: 10.48550/arxiv.2108.11554 · pith_short_12: 4WD32JF7XFVO · pith_short_16: 4WD32JF7XFVOJWKH · pith_short_8: 4WD32JF7

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/4WD32JF7XFVOJWKHCVOLXDOOFE \
  | 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: e587bd24bfb96ae4d947155cbb8dce290c200ddbb5b2ccf1eca93d38eee2fb13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "715febbb50a2063f99cb0d75dae3acb69b97fd3eda007abe6bcbc67b940a3a76",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-08-26T02:27:55Z",
    "title_canon_sha256": "9b8420f7a89b00b961f46528e82e34babd4e4939c2c7b5317f2e5ea2c0bff109"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.11554",
    "kind": "arxiv",
    "version": 2
  }
}