Pith Number

pith:XHDPCCX2

pith:2019:XHDPCCX2H3KNKVBXWFQVNZGHCJ

not attested not anchored not stored refs pending

Optimization of Undulator Parameters for 125 GeV Drive Beam

Andriy Ushakov, Gudrid Moortgat-Pick, Manuel Formela, Sabine Riemann

arxiv:1902.07786 v1 · 2019-02-20 · 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{XHDPCCX2H3KNKVBXWFQVNZGHCJ}

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	2026-05-17T23:53:03.870733Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9c6f10afa3ed4d55437b16156e4c7125c75d6af101e6bb14ac602abde264b3b

Aliases

arxiv: 1902.07786 · arxiv_version: 1902.07786v1 · doi: 10.48550/arxiv.1902.07786 · pith_short_12: XHDPCCX2H3KN · pith_short_16: XHDPCCX2H3KNKVBX · pith_short_8: XHDPCCX2

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/XHDPCCX2H3KNKVBXWFQVNZGHCJ \
  | 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: b9c6f10afa3ed4d55437b16156e4c7125c75d6af101e6bb14ac602abde264b3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94b02985954c3da59519b6e316d692d5bb15a7d484629521afe064eed579a79d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2019-02-20T21:45:18Z",
    "title_canon_sha256": "0632ab8418bf36fc65eae60afc73356ac8cfedd48c9a31ca5e7e1fa2b40c1256"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.07786",
    "kind": "arxiv",
    "version": 1
  }
}