Pith Number

pith:CHS4PVKD

pith:2026:CHS4PVKDMP2FL7P2MYDAJVL7EF

not attested not anchored not stored refs pending

FreeShadow: Training-Free Shadow Removal via Illumination Transfer and Selective Content Preservation in Diffusion Models

Patrick Le Callet, Yan Huang, Yinan Wang, Yong Xu

arxiv:2607.26715 v1 · 2026-07-29 · 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{CHS4PVKDMP2FL7P2MYDAJVL7EF}

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	2026-07-30T01:22:01.083357Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

11e5c7d54363f455fdfa660604d57f214fa52c2cf8456e8af63aa72ebe9cf854

Aliases

arxiv: 2607.26715 · arxiv_version: 2607.26715v1 · doi: 10.48550/arxiv.2607.26715 · pith_short_12: CHS4PVKDMP2F · pith_short_16: CHS4PVKDMP2FL7P2 · pith_short_8: CHS4PVKD

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/CHS4PVKDMP2FL7P2MYDAJVL7EF \
  | 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: 11e5c7d54363f455fdfa660604d57f214fa52c2cf8456e8af63aa72ebe9cf854

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4171d1b045266d31410a96306c8277775569a9287ba652cd690b9c22d05360b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-07-29T10:05:36Z",
    "title_canon_sha256": "08a88985c010d73514e3016ced42d4e911be54f82f37892288297a0ddb505836"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.26715",
    "kind": "arxiv",
    "version": 1
  }
}