Pith Number

pith:GSA7H6UK

pith:2018:GSA7H6UK7DCXLGH2Y6KURMATUF

not attested not anchored not stored refs pending

Expected performance of the TT-PET scanner

Daiki Hayakawa, Daniele Vitturini, Elzbieta Nowak, Emanuele Ripiccini, Giuseppe Iacobucci, Lorenzo Paolozzi, Marzio Nessi, Osman Ratib, Pierpaolo Valerio

arxiv:1811.12381 v1 · 2018-11-29 · 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{GSA7H6UK7DCXLGH2Y6KURMATUF}

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	2026-05-17T23:59:33.680060Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3481f3fa8af8c57598fac79548b013a14ac82efbee17d305007d5c9b4b437e1c

Aliases

arxiv: 1811.12381 · arxiv_version: 1811.12381v1 · doi: 10.48550/arxiv.1811.12381 · pith_short_12: GSA7H6UK7DCX · pith_short_16: GSA7H6UK7DCXLGH2 · pith_short_8: GSA7H6UK

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/GSA7H6UK7DCXLGH2Y6KURMATUF \
  | 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: 3481f3fa8af8c57598fac79548b013a14ac82efbee17d305007d5c9b4b437e1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1a07750a45b4e0c3984e7e76a8330c4b611f7cdfe97a4c99f3eea3217a24847",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2018-11-29T18:50:41Z",
    "title_canon_sha256": "b5d35137d735173b69fcc80ab8742942965d1c2d94840e75f75cc1ac85bc9902"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.12381",
    "kind": "arxiv",
    "version": 1
  }
}