Pith Number

pith:CD4QJYLF

pith:2021:CD4QJYLFKPWBWPBYKMFBKKB63T

not attested not anchored not stored refs pending

Invertible Denoising Network: A Light Solution for Real Noise Removal

Dongwoo Kim, Pan Ji, Sabrina Caldwell, Saeed Anwar, Tom Gedeon, Yang Liu, Zhenyue Qin

arxiv:2104.10546 v1 · 2021-04-21 · eess.IV · 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{CD4QJYLFKPWBWPBYKMFBKKB63T}

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	2026-07-05T02:34:03.598395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10f904e16553ec1b3c38530a15283edcd088a521dc5519b46bb0225daf55205a

Aliases

arxiv: 2104.10546 · arxiv_version: 2104.10546v1 · doi: 10.48550/arxiv.2104.10546 · pith_short_12: CD4QJYLFKPWB · pith_short_16: CD4QJYLFKPWBWPBY · pith_short_8: CD4QJYLF

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/CD4QJYLFKPWBWPBYKMFBKKB63T \
  | 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: 10f904e16553ec1b3c38530a15283edcd088a521dc5519b46bb0225daf55205a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8c99f628da11884cf25f20b18c61f866e4ceb9caa9953c628594924c0784eee",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-04-21T14:03:48Z",
    "title_canon_sha256": "7cf063dd8d0015248d543ca65d58ced7bfeb570e675cd500aaaed3d326c44f94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.10546",
    "kind": "arxiv",
    "version": 1
  }
}