Pith Number

pith:5FSFKTWM

pith:2022:5FSFKTWMN775ETC32QXLMFSNRO

not attested not anchored not stored refs pending

UnShadowNet: Illumination Critic Guided Contrastive Learning For Shadow Removal

Andrei Bursuc, Arindam Das, Ciaran Eising, Senthil Yogamani, Subhrajyoti Dasgupta, Sudip Das, Ujjwal Bhattacharya

arxiv:2203.15441 v2 · 2022-03-29 · cs.CV · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5FSFKTWMN775ETC32QXLMFSNRO}

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	2026-07-05T06:44:26.615867Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e964554ecc6fffd24c5bd42eb6164d8bb061bea5862e0235d2b308cfc05ddc8c

Aliases

arxiv: 2203.15441 · arxiv_version: 2203.15441v2 · doi: 10.48550/arxiv.2203.15441 · pith_short_12: 5FSFKTWMN775 · pith_short_16: 5FSFKTWMN775ETC3 · pith_short_8: 5FSFKTWM

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/5FSFKTWMN775ETC32QXLMFSNRO \
  | 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: e964554ecc6fffd24c5bd42eb6164d8bb061bea5862e0235d2b308cfc05ddc8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afd6a208d86b6d8b18b9cfdd9912de211663f1c5180d3020b31cdbf5965d3c4f",
    "cross_cats_sorted": [
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-03-29T11:17:02Z",
    "title_canon_sha256": "8d8a8ec94b1e37fd4c57a949cb84796b0c07f8c4f79e06de57432db7e444930d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.15441",
    "kind": "arxiv",
    "version": 2
  }
}