Pith Number

pith:4Y4FOBJF

pith:2026:4Y4FOBJF2WTS6G6JBRS2A2TWZI

not attested not anchored not stored refs pending

Multi-Kernel TOF-PET Image Reconstruction Using ADMM

Francis Loignon-Houle, Fumio Hashimoto, Kibo Ote, Maxime Toussaint, Ryosuke Ota, Yuya Onishi

arxiv:2605.29195 v1 · 2026-05-28 · physics.med-ph · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4Y4FOBJF2WTS6G6JBRS2A2TWZI}

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	2026-05-29T01:05:23.704978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e638570525d5a72f1bc90c65a06a76ca3207aac92f3411ad55adc6fe64f0e123

Aliases

arxiv: 2605.29195 · arxiv_version: 2605.29195v1 · doi: 10.48550/arxiv.2605.29195 · pith_short_12: 4Y4FOBJF2WTS · pith_short_16: 4Y4FOBJF2WTS6G6J · pith_short_8: 4Y4FOBJF

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/4Y4FOBJF2WTS6G6JBRS2A2TWZI \
  | 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: e638570525d5a72f1bc90c65a06a76ca3207aac92f3411ad55adc6fe64f0e123

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35a0f5f9b5490f1f7a1a12a1880d021759b4506b5b471f994a299295bd663f52",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2026-05-28T00:10:48Z",
    "title_canon_sha256": "7efdb281164f8f2aae22d535b9d70b2707d314c5b7a1102de7fc5305071f9761"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.29195",
    "kind": "arxiv",
    "version": 1
  }
}