Pith Number

pith:IJK6Y2OK

pith:2021:IJK6Y2OKKI6ELU7TEPT2B2PZFO

not attested not anchored not stored refs pending

No-reference denoising of low-dose CT projections

Alexey Chernyavskiy, Dmitry V. Dylov, Elvira Zainulina

arxiv:2102.02662 v1 · 2021-02-03 · eess.IV · cs.AI · cs.CV · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IJK6Y2OKKI6ELU7TEPT2B2PZFO}

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	2026-07-05T02:12:50.555436Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4255ec69ca523c45d3f323e7a0e9f92b9389965d05a3f0d5b2ada13789d82556

Aliases

arxiv: 2102.02662 · arxiv_version: 2102.02662v1 · doi: 10.48550/arxiv.2102.02662 · pith_short_12: IJK6Y2OKKI6E · pith_short_16: IJK6Y2OKKI6ELU7T · pith_short_8: IJK6Y2OK

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/IJK6Y2OKKI6ELU7TEPT2B2PZFO \
  | 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: 4255ec69ca523c45d3f323e7a0e9f92b9389965d05a3f0d5b2ada13789d82556

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85e55251bddf5ee3952b9fff448f270846e14efbb7998d3b6a94b555e554a14e",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-02-03T13:51:33Z",
    "title_canon_sha256": "d7c0fea360e2f02232538b8af16c7f3434ba6d3dbbdc9a77bf9324cb4badfabd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.02662",
    "kind": "arxiv",
    "version": 1
  }
}