Pith Number

pith:Q66I55NP

pith:2018:Q66I55NPGW74XAYEX5RRMEDIIC

not attested not anchored not stored refs pending

Projection Decomposition for Dual-energy Computed Tomography

Daniel Harrison, Ge Wang, Wenxiang Cong, Yan Xi

arxiv:1805.05312 v1 · 2018-05-14 · 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{Q66I55NPGW74XAYEX5RRMEDIIC}

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	2026-05-18T00:16:03.479194Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87bc8ef5af35bfcb8304bf6316106840bbc133c65959081af048d0b35381fcd6

Aliases

arxiv: 1805.05312 · arxiv_version: 1805.05312v1 · doi: 10.48550/arxiv.1805.05312 · pith_short_12: Q66I55NPGW74 · pith_short_16: Q66I55NPGW74XAYE · pith_short_8: Q66I55NP

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/Q66I55NPGW74XAYEX5RRMEDIIC \
  | 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: 87bc8ef5af35bfcb8304bf6316106840bbc133c65959081af048d0b35381fcd6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83b72ab53b30cf4bd2686bbd8bd6968695eef8b48cfd7a1f445df59de419b894",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2018-05-14T17:50:22Z",
    "title_canon_sha256": "fec3277f07cebd4e8bfda27a9b866fc002d28bdd7f418d979042d2c5170af972"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.05312",
    "kind": "arxiv",
    "version": 1
  }
}