Pith Number

pith:ZXDI54N6

pith:2014:ZXDI54N66HJOB7UDT7ZM7Q6KLG

not attested not anchored not stored refs pending

Beam energy distribution influences on density modulation efficiency in seeded free-electron lasers

Chao Feng, Dong Wang, Dongxu Dai, Guanglei Wang, Guorong Wu, Haixiao Deng, Weiqing Zhang, Xueming Yang, Zhentang Zhao

arxiv:1501.00130 v1 · 2014-12-31 · 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{ZXDI54N66HJOB7UDT7ZM7Q6KLG}

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	2026-05-18T02:30:10.053720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdc68ef1bef1d2e0fe839ff2cfc3ca5985c6153dc81733b509c4cde01f5033b2

Aliases

arxiv: 1501.00130 · arxiv_version: 1501.00130v1 · doi: 10.48550/arxiv.1501.00130 · pith_short_12: ZXDI54N66HJO · pith_short_16: ZXDI54N66HJOB7UD · pith_short_8: ZXDI54N6

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/ZXDI54N66HJOB7UDT7ZM7Q6KLG \
  | 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: cdc68ef1bef1d2e0fe839ff2cfc3ca5985c6153dc81733b509c4cde01f5033b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed85fc6d40ba5b495dd646107aaaf31a97ff3c2a1cec9fdbdd7a4fe034ce12f8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2014-12-31T13:08:28Z",
    "title_canon_sha256": "873ce019120fd67050fa3c2cd94ed8a2cd7026ae8bfdecfb677b456a1d083fc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.00130",
    "kind": "arxiv",
    "version": 1
  }
}