Pith Number

pith:YSUR5O4V

pith:2020:YSUR5O4V35KWYAFANDHC2ERTIW

not attested not anchored not stored refs pending

Zero-Reference Deep Curve Estimation for Low-Light Image Enhancement

Chen Change Loy, Chongyi Li, Chunle Guo, Jichang Guo, Junhui Hou, Runmin Cong, Sam Kwong

arxiv:2001.06826 v2 · 2020-01-19 · 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{YSUR5O4V35KWYAFANDHC2ERTIW}

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	2026-07-05T00:49:41.139890Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4a91ebb95df556c00a068ce2d12334587d9770c7043ee8d3321f5c402926e9c

Aliases

arxiv: 2001.06826 · arxiv_version: 2001.06826v2 · doi: 10.48550/arxiv.2001.06826 · pith_short_12: YSUR5O4V35KW · pith_short_16: YSUR5O4V35KWYAFA · pith_short_8: YSUR5O4V

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/YSUR5O4V35KWYAFANDHC2ERTIW \
  | 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: c4a91ebb95df556c00a068ce2d12334587d9770c7043ee8d3321f5c402926e9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f7729573e171ca0cee6453b499ced07ea39f0077198df2d6ecb9afb390fc3f0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-01-19T13:49:15Z",
    "title_canon_sha256": "57a38d67d5f7497f7804aa15309ee8a540af7b73d875fdb0034db8bfd1d70022"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.06826",
    "kind": "arxiv",
    "version": 2
  }
}