Pith Number

pith:VNMTJ2JY

pith:2026:VNMTJ2JYY5TWNCACNTXBVYU7QX

not attested not anchored not stored refs pending

FlowPET: Physics-Informed Symplectic Flow Matching for Low-Count PET Reconstruction

Hao Tang, Jing Qin, Yingying Hu, Zhanli Hu, Zheng Zhang

arxiv:2607.11104 v1 · 2026-07-13 · 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{VNMTJ2JYY5TWNCACNTXBVYU7QX}

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	2026-07-14T01:22:16.576847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab5934e938c7676688026cee1ae29f85e70383cad29182eb52ddebe2e8dc7ee9

Aliases

arxiv: 2607.11104 · arxiv_version: 2607.11104v1 · doi: 10.48550/arxiv.2607.11104 · pith_short_12: VNMTJ2JYY5TW · pith_short_16: VNMTJ2JYY5TWNCAC · pith_short_8: VNMTJ2JY

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/VNMTJ2JYY5TWNCACNTXBVYU7QX \
  | 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: ab5934e938c7676688026cee1ae29f85e70383cad29182eb52ddebe2e8dc7ee9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d411d1726db8ceb334a893a97067cb7ef25841a594d4d54f0e8c6404fbd7834",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-07-13T05:26:15Z",
    "title_canon_sha256": "baa3abe7eb1f1b879fde13e6c7cef32cdc64508a99ea6c6795c568d326f6dae8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.11104",
    "kind": "arxiv",
    "version": 1
  }
}