Pith Number

pith:Q56NABJ4

pith:2011:Q56NABJ4ALIRXV4ZPDFAQFTJ2Z

not attested not anchored not stored refs pending

A comprehensive study on the relationship between image quality and imaging dose in low-dose cone beam CT

Hao Yan, Laura Cervino, Steve B. Jiang, Xun Jia

arxiv:1112.0398 v2 · 2011-12-02 · 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{Q56NABJ4ALIRXV4ZPDFAQFTJ2Z}

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	2026-05-18T01:59:18.184637Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

877cd0053c02d11bd79978ca081669d6482e55824f495d74a931df9bfcdc29b7

Aliases

arxiv: 1112.0398 · arxiv_version: 1112.0398v2 · doi: 10.48550/arxiv.1112.0398 · pith_short_12: Q56NABJ4ALIR · pith_short_16: Q56NABJ4ALIRXV4Z · pith_short_8: Q56NABJ4

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/Q56NABJ4ALIRXV4ZPDFAQFTJ2Z \
  | 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: 877cd0053c02d11bd79978ca081669d6482e55824f495d74a931df9bfcdc29b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95c493dfd2b5026d31c3fae8206c2670c88408b16220d0617d8342c44d21ff3f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2011-12-02T07:24:51Z",
    "title_canon_sha256": "4ad0d021246577b8b37871894f385908bf38940531b0420f46340d2314657ec0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.0398",
    "kind": "arxiv",
    "version": 2
  }
}