Pith Number

pith:XDJ2QCCO

pith:2026:XDJ2QCCOJCOQ3E72K7GFO77VLS

not attested not anchored not stored refs pending

OptiGAN for Crystal Arrays: Physics-Informed Generative Modeling of Optical Photon Transport in PET Detector Arrays

Brandon Pardi, Carlotta Trigila, Emilie Roncali, Guneet Mummaneni, Stephan Naunheim

arxiv:2601.18780 v2 · 2026-01-26 · physics.ins-det · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XDJ2QCCOJCOQ3E72K7GFO77VLS}

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	2026-08-10T01:09:31.245916Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8d3a8084e489d0d93fa57cc577ff55cb9ef0e904da1b1a78a0449fa775f21b3

Aliases

arxiv: 2601.18780 · arxiv_version: 2601.18780v2 · doi: 10.48550/arxiv.2601.18780 · pith_short_12: XDJ2QCCOJCOQ · pith_short_16: XDJ2QCCOJCOQ3E72 · pith_short_8: XDJ2QCCO

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/XDJ2QCCOJCOQ3E72K7GFO77VLS \
  | 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: b8d3a8084e489d0d93fa57cc577ff55cb9ef0e904da1b1a78a0449fa775f21b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9173499336d5c700cdaff853f3eb80c1c52a6270a5fc876f13e3a3457fa915bd",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2026-01-26T18:48:05Z",
    "title_canon_sha256": "bd746ea7abb48d6831d01b82168c88029cb273651935628f1e580624a302c6ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.18780",
    "kind": "arxiv",
    "version": 2
  }
}