Pith Number

pith:I6FHS5PL

pith:2020:I6FHS5PLPKUUZ57MAZJC7T3ITI

not attested not anchored not stored refs pending

Data--driven Image Restoration with Option--driven Learning for Big and Small Astronomical Image Datasets

Dongmei Cai, Peng Jia, Ruiqi Sun, Ruiyu Ning, Xiaoshan Yang

arxiv:2011.03696 v1 · 2020-11-07 · astro-ph.IM · astro-ph.GA · astro-ph.SR · 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{I6FHS5PLPKUUZ57MAZJC7T3ITI}

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	2026-07-05T01:54:01.396439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

478a7975eb7aa94cf7ec06522fcf689a2a9d44dd18fa7314630fc4e125719d46

Aliases

arxiv: 2011.03696 · arxiv_version: 2011.03696v1 · doi: 10.48550/arxiv.2011.03696 · pith_short_12: I6FHS5PLPKUU · pith_short_16: I6FHS5PLPKUUZ57M · pith_short_8: I6FHS5PL

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/I6FHS5PLPKUUZ57MAZJC7T3ITI \
  | 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: 478a7975eb7aa94cf7ec06522fcf689a2a9d44dd18fa7314630fc4e125719d46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4178f49db92f01be3efe4b71a41937a979a0c8eb24c1dba905cf8eeca6db3e8d",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR",
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2020-11-07T05:05:55Z",
    "title_canon_sha256": "0918752be656a51c6d5dc74e4228314775502adbc4e3ebbc92a6b2465d40944b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.03696",
    "kind": "arxiv",
    "version": 1
  }
}