Pith Number

pith:4IDMGVPZ

pith:2019:4IDMGVPZXR5JXDPS2S5EVHGXDL

not attested not anchored not stored refs pending

Kindling the Darkness: A Practical Low-light Image Enhancer

Jiawan Zhang, Xiaojie Guo, Yonghua Zhang

arxiv:1905.04161 v1 · 2019-05-04 · 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{4IDMGVPZXR5JXDPS2S5EVHGXDL}

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	2026-05-17T23:46:34.342808Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e206c355f9bc7a9b8df2d4ba4a9cd71acbab7e21a4538c82b899766219236e1c

Aliases

arxiv: 1905.04161 · arxiv_version: 1905.04161v1 · doi: 10.48550/arxiv.1905.04161 · pith_short_12: 4IDMGVPZXR5J · pith_short_16: 4IDMGVPZXR5JXDPS · pith_short_8: 4IDMGVPZ

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/4IDMGVPZXR5JXDPS2S5EVHGXDL \
  | 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: e206c355f9bc7a9b8df2d4ba4a9cd71acbab7e21a4538c82b899766219236e1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53904a389c1433ce164d84f3558941172202dcfa7b0309ba7459676672e5f07c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-05-04T11:05:20Z",
    "title_canon_sha256": "4ccd5a3ac05c10732b660b664a98b78a68874aa5fa6e5c8ce2183ef36b4157d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.04161",
    "kind": "arxiv",
    "version": 1
  }
}