Pith Number

pith:FWETDC4P

pith:2015:FWETDC4PJ74ZH566QUP27GEGQK

not attested not anchored not stored refs pending

Electron string ion sources for carbon ion cancer therapy accelerators

A.Yu. Boytsov, A.Yu. Ramzdorf, D.E. Donets, D.O. Ponkin, E.D. Donets, E.E. Donets, K. Katagiri, K. Noda, V.B. Shutov, V.V. Salnikov

arxiv:1503.03619 v1 · 2015-03-12 · physics.acc-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{FWETDC4PJ74ZH566QUP27GEGQK}

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	2026-05-18T01:34:24.242660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d89318b8f4ff993f7de851faf988682b4f431703d01f5855f9b1fd4c7f1a67d

Aliases

arxiv: 1503.03619 · arxiv_version: 1503.03619v1 · doi: 10.48550/arxiv.1503.03619 · pith_short_12: FWETDC4PJ74Z · pith_short_16: FWETDC4PJ74ZH566 · pith_short_8: FWETDC4P

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/FWETDC4PJ74ZH566QUP27GEGQK \
  | 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: 2d89318b8f4ff993f7de851faf988682b4f431703d01f5855f9b1fd4c7f1a67d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2914c363375eb2baf48820a8a234359c66c10bfd289f4a68f68d4fc25cd01d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2015-03-12T07:48:56Z",
    "title_canon_sha256": "37218389fa5fb746e1e819b0073cb0234b3a94723d211cc5b45342f83f415020"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.03619",
    "kind": "arxiv",
    "version": 1
  }
}