Pith Number

pith:7OQFGFPD

pith:2022:7OQFGFPD63DPCZ6YVYIQ6T34Y7

not attested not anchored not stored refs pending

List-Mode PET Image Reconstruction Using Deep Image Prior

Fumio Hashimoto, Kibo Ote, Takashi Isobe, Yasuomi Ouchi, Yuya Onishi

arxiv:2204.13404 v2 · 2022-04-28 · physics.med-ph · 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{7OQFGFPD63DPCZ6YVYIQ6T34Y7}

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	2026-07-05T07:43:29.231202Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fba05315e3f6c6f167d8ae110f4f7cc7dee39a6859542ac2adf6a7461aa4b0c3

Aliases

arxiv: 2204.13404 · arxiv_version: 2204.13404v2 · doi: 10.48550/arxiv.2204.13404 · pith_short_12: 7OQFGFPD63DP · pith_short_16: 7OQFGFPD63DPCZ6Y · pith_short_8: 7OQFGFPD

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/7OQFGFPD63DPCZ6YVYIQ6T34Y7 \
  | 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: fba05315e3f6c6f167d8ae110f4f7cc7dee39a6859542ac2adf6a7461aa4b0c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "921d89662c4b3d265231ac8fa807895bbcabe5d669a4a6d3274a56e24ec7af7c",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2022-04-28T10:44:33Z",
    "title_canon_sha256": "9230aefebaa8c4056228c6c158676c9be666ddd5dce41f710325d41c21c087b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.13404",
    "kind": "arxiv",
    "version": 2
  }
}