Pith Number

pith:FXHIOF7O

pith:2023:FXHIOF7OKFNZ7KEFXUPVA3XUN2

not attested not anchored not stored refs pending

Posterior Estimation Using Deep Learning: A Simulation Study of Compartmental Modeling in Dynamic PET

Georges El Fakhri, Jinsong Ouyang, Jonghye Woo, Thibault Marin, Tiss Amal, Xiaofeng Liu

arxiv:2303.10057 v1 · 2023-03-17 · eess.IV · cs.LG · physics.med-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{FXHIOF7OKFNZ7KEFXUPVA3XUN2}

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	2026-07-05T05:52:13.953261Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2dce8717ee515b9fa885bd1f506ef46e96f70d8543e11f0456ba49c71154aaa7

Aliases

arxiv: 2303.10057 · arxiv_version: 2303.10057v1 · doi: 10.48550/arxiv.2303.10057 · pith_short_12: FXHIOF7OKFNZ · pith_short_16: FXHIOF7OKFNZ7KEF · pith_short_8: FXHIOF7O

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/FXHIOF7OKFNZ7KEFXUPVA3XUN2 \
  | 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: 2dce8717ee515b9fa885bd1f506ef46e96f70d8543e11f0456ba49c71154aaa7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29f7acc2cc980f9042ce5b0edd980bcfed934920cbadb873bee41b6dd0a1557c",
    "cross_cats_sorted": [
      "cs.LG",
      "physics.med-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2023-03-17T15:38:11Z",
    "title_canon_sha256": "83029ffd00b1c5d1a1c34e810901d89853fa993cfeccc29484ecdb7177ea4c88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.10057",
    "kind": "arxiv",
    "version": 1
  }
}