Pith Number

pith:YOJGINME

pith:2022:YOJGINMEIZERHATHRVEXYRLUBO

not attested not anchored not stored refs pending

Point Spread Function Estimation of Defocus

Boya Fu, Fei Liu, Renzhi He, Yan Zhuang

arxiv:2203.02953 v2 · 2022-03-06 · cs.CV · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YOJGINMEIZERHATHRVEXYRLUBO}

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	2026-07-05T04:58:35.207375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c39264358446491382678d497c45740b9231fb1ceccb5498b2c97af673759fa3

Aliases

arxiv: 2203.02953 · arxiv_version: 2203.02953v2 · doi: 10.48550/arxiv.2203.02953 · pith_short_12: YOJGINMEIZER · pith_short_16: YOJGINMEIZERHATH · pith_short_8: YOJGINME

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/YOJGINMEIZERHATHRVEXYRLUBO \
  | 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: c39264358446491382678d497c45740b9231fb1ceccb5498b2c97af673759fa3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22acf736d4dc738f0955f7c7f94b9a809f3ce953a3265bc06b85f23293c18a25",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-03-06T12:43:27Z",
    "title_canon_sha256": "9d6d6480eaedb462fe47508c87a9c54dd9dbf5a012c6cdba3f41409a76fd3e5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.02953",
    "kind": "arxiv",
    "version": 2
  }
}