Pith Number

pith:GBLFCH2Q

pith:2021:GBLFCH2QKOJSCJXTGT455FG5N2

not attested not anchored not stored refs pending

Toward High-Throughput Artificial Intelligence-Based Segmentation in Oncological PET Imaging

Abhinav K. Jha, Arman Rahmim, Babak Saboury, Fereshteh Yousefirizi, Julia Brosch-Lenz

arxiv:2107.13661 v4 · 2021-07-28 · 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{GBLFCH2QKOJSCJXTGT455FG5N2}

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	2026-07-05T03:32:10.538202Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3056511f5053932126f334f9de94dd6e86e26f62a1f97a1d9ae6e925ec4292e6

Aliases

arxiv: 2107.13661 · arxiv_version: 2107.13661v4 · doi: 10.48550/arxiv.2107.13661 · pith_short_12: GBLFCH2QKOJS · pith_short_16: GBLFCH2QKOJSCJXT · pith_short_8: GBLFCH2Q

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/GBLFCH2QKOJSCJXTGT455FG5N2 \
  | 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: 3056511f5053932126f334f9de94dd6e86e26f62a1f97a1d9ae6e925ec4292e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34a004455e2477b9526fcbb7403bc5a7b5771fe85d043631e27fcf3407b4db8b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2021-07-28T22:46:26Z",
    "title_canon_sha256": "e46f7cfaf05cdfb73fb8da6903cb5c943e1573ab4623c50d94ed289eaf11d58c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.13661",
    "kind": "arxiv",
    "version": 4
  }
}