Pith Number

pith:64Y5JFGZ

pith:2020:64Y5JFGZKYOGXSSYHDAZOVHOCK

not attested not anchored not stored refs pending

Multiparametric Cardiac 18F-FDG PET in Humans: Kinetic Model Selection and Identifiability Analysis

Cameron C. Foster, Guobao Wang, Javier E. Lopez, Ramsey D. Badawi, Thomas Smith, Yang Zuo

arxiv:2008.05099 v2 · 2020-08-12 · 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{64Y5JFGZKYOGXSSYHDAZOVHOCK}

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	2026-07-05T01:45:44.474733Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f731d494d9561c6bca5838c19754ee12b186f6df6d7db892b6b1bea58bc2f213

Aliases

arxiv: 2008.05099 · arxiv_version: 2008.05099v2 · doi: 10.48550/arxiv.2008.05099 · pith_short_12: 64Y5JFGZKYOG · pith_short_16: 64Y5JFGZKYOGXSSY · pith_short_8: 64Y5JFGZ

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/64Y5JFGZKYOGXSSYHDAZOVHOCK \
  | 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: f731d494d9561c6bca5838c19754ee12b186f6df6d7db892b6b1bea58bc2f213

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b83f5f432dc950bfb491e1547b94ea9f73bc67a221b524cf9c21a94f83b1c49e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2020-08-12T04:21:16Z",
    "title_canon_sha256": "26f4e45450e5b6857e6d371b629098b2b9a6ead87d8907c5ddb9d91afd2d3607"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.05099",
    "kind": "arxiv",
    "version": 2
  }
}