Pith Number

pith:6HYZZSKS

pith:2020:6HYZZSKSBBTP45IOBBX54XHZ53

not attested not anchored not stored refs pending

MR-Based PET Attenuation Correction using a Combined Ultrashort Echo Time/Multi-Echo Dixon Acquisition

Chao Ma, Debra E. Horng, Georges El Fakhri, Jinsong Ouyang, Keith A. Johnson, Kuang Gong, Kyungsang Kim, Paul Kyu Han, Quanzheng Li, Yoann Petibon

arxiv:2004.01212 v1 · 2020-04-02 · 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{6HYZZSKSBBTP45IOBBX54XHZ53}

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	2026-07-05T00:57:44.728794Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1f19cc9520866fe750e086fde5cf9eed3fe45d497199915e1f13b50d05f4479

Aliases

arxiv: 2004.01212 · arxiv_version: 2004.01212v1 · doi: 10.48550/arxiv.2004.01212 · pith_short_12: 6HYZZSKSBBTP · pith_short_16: 6HYZZSKSBBTP45IO · pith_short_8: 6HYZZSKS

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/6HYZZSKSBBTP45IOBBX54XHZ53 \
  | 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: f1f19cc9520866fe750e086fde5cf9eed3fe45d497199915e1f13b50d05f4479

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "379872e470d838d9986a40e5dde5f6f5e7ca7c25b12c6d14c3c9fc3532534bd9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2020-04-02T18:07:10Z",
    "title_canon_sha256": "802ab074c614dc75c2f875f0c51e9c7693b13fa0344246c163c87acfbbb01e09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.01212",
    "kind": "arxiv",
    "version": 1
  }
}