Pith Number

pith:QQZJXPTC

pith:2019:QQZJXPTCTVY3MCKHSHOY646VHT

not attested not anchored not stored refs pending

Deep-Fill: Deep Learning Based Sinogram Domain Gap Filling in Positron Emission Tomography

Isaac Shiri, Mohammad Reza Ay, Peyman Sheikhzadeh

arxiv:1906.07168 v1 · 2019-06-16 · 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{QQZJXPTCTVY3MCKHSHOY646VHT}

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	2026-05-17T23:43:08.626343Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84329bbe629d71b6094791dd8f73d53cdee61508d04848b96abd6a9c45bd5ece

Aliases

arxiv: 1906.07168 · arxiv_version: 1906.07168v1 · doi: 10.48550/arxiv.1906.07168 · pith_short_12: QQZJXPTCTVY3 · pith_short_16: QQZJXPTCTVY3MCKH · pith_short_8: QQZJXPTC

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/QQZJXPTCTVY3MCKHSHOY646VHT \
  | 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: 84329bbe629d71b6094791dd8f73d53cdee61508d04848b96abd6a9c45bd5ece

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67d81260cf1cfa3c2341c3ddd5e4abecf20d851254dfc5305613f2494a4dba61",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2019-06-16T08:14:09Z",
    "title_canon_sha256": "2205c9bf8f4e998f1396d762a2c4da845f1869b7f49659bfb0e1d85849e3c763"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.07168",
    "kind": "arxiv",
    "version": 1
  }
}