Pith Number

pith:3XSZD4ED

pith:2020:3XSZD4EDSFHYYY27MFEPNEBOJW

not attested not anchored not stored refs pending

Deep Denoising of Flash and No-Flash Pairs for Photography in Low-Light Environments

Ayan Chakrabarti, Federico Perazzi, Kalyan Sunkavalli, Micha\"el Gharbi, Zhihao Xia

arxiv:2012.05116 v2 · 2020-12-09 · 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{3XSZD4EDSFHYYY27MFEPNEBOJW}

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	2026-07-05T02:32:14.369127Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dde591f083914f8c635f6148f6902e4d80d6dbb8cf10829e3a53454534271b46

Aliases

arxiv: 2012.05116 · arxiv_version: 2012.05116v2 · doi: 10.48550/arxiv.2012.05116 · pith_short_12: 3XSZD4EDSFHY · pith_short_16: 3XSZD4EDSFHYYY27 · pith_short_8: 3XSZD4ED

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/3XSZD4EDSFHYYY27MFEPNEBOJW \
  | 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: dde591f083914f8c635f6148f6902e4d80d6dbb8cf10829e3a53454534271b46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "198ec18c2de0ef2477ce17874f440f94d0f5714190d2859bfc8d3d56bb8d09de",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-12-09T15:41:16Z",
    "title_canon_sha256": "64262d9cc692c9894a8b97ff139fec450fdebb8255ca6ecc38ebd21c519a58ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.05116",
    "kind": "arxiv",
    "version": 2
  }
}