Pith Number

pith:NEFSRZJN

pith:2013:NEFSRZJN65H7EY4S4M3VVBMINI

not attested not anchored not stored refs pending

Analytic Comparison between X-ray Fluorescence CT and K-edge CT

Biao Wei, Ge Wang, Peng Feng, Wenxiang Cong

arxiv:1304.1818 v1 · 2013-04-05 · 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{NEFSRZJN65H7EY4S4M3VVBMINI}

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	2026-05-18T03:28:45.107767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

690b28e52df74ff26392e3375a85886a2aaa8bb5b35668a5c0a2893f44a8a4cc

Aliases

arxiv: 1304.1818 · arxiv_version: 1304.1818v1 · doi: 10.48550/arxiv.1304.1818 · pith_short_12: NEFSRZJN65H7 · pith_short_16: NEFSRZJN65H7EY4S · pith_short_8: NEFSRZJN

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/NEFSRZJN65H7EY4S4M3VVBMINI \
  | 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: 690b28e52df74ff26392e3375a85886a2aaa8bb5b35668a5c0a2893f44a8a4cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a52e10bbf20a68140eacd4bdaebbdaf533876cf3e22f9079539c0ebb7254636a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2013-04-05T20:38:40Z",
    "title_canon_sha256": "038e4cf3d509dc9688d87afb572380937d6fd3f4a5f97e460c262fb5addb1cae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.1818",
    "kind": "arxiv",
    "version": 1
  }
}