Pith Number

pith:CYUZ3NGB

pith:2016:CYUZ3NGBSN3ZBBYQJR77VE6HDA

not attested not anchored not stored refs pending

Automated Selection of Uniform Regions for CT Image Quality Detection

Adam M Alessio, Maitham D Naeemi, Sohini Roychowdhury

arxiv:1608.04381 v2 · 2016-08-13 · physics.med-ph · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CYUZ3NGBSN3ZBBYQJR77VE6HDA}

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	2026-05-18T01:08:28.438971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16299db4c193779087104c7ffa93c718312bc23ce4b23f2c2d698e22c8f65dba

Aliases

arxiv: 1608.04381 · arxiv_version: 1608.04381v2 · doi: 10.48550/arxiv.1608.04381 · pith_short_12: CYUZ3NGBSN3Z · pith_short_16: CYUZ3NGBSN3ZBBYQ · pith_short_8: CYUZ3NGB

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/CYUZ3NGBSN3ZBBYQJR77VE6HDA \
  | 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: 16299db4c193779087104c7ffa93c718312bc23ce4b23f2c2d698e22c8f65dba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9214107102d22858b77b6054e095eb29c756f14991fada6a4b003091392ee1f0",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2016-08-13T06:56:04Z",
    "title_canon_sha256": "6ba0dd8734b214af38848ed622dca131caf09dfedc07eedc2c08c83241a42496"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.04381",
    "kind": "arxiv",
    "version": 2
  }
}