Pith Number

pith:YZCKAG23

pith:2016:YZCKAG23RD6NJ5QIJZQ2AHKNP7

not attested not anchored not stored refs pending

Design of FELiChEM, the first infrared free-electron laser user facility in China

He-Ting Li, Lin Wang, Qi-Ka Jia, Shan-Cai Zhang, Yong-Liang Yang

arxiv:1609.01012 v1 · 2016-09-05 · 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{YZCKAG23RD6NJ5QIJZQ2AHKNP7}

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	2026-05-18T00:55:20.706793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c644a01b5b88fcd4f6084e61a01d4d7fc7c20f77ceacf0786cb95e8a91998527

Aliases

arxiv: 1609.01012 · arxiv_version: 1609.01012v1 · doi: 10.48550/arxiv.1609.01012 · pith_short_12: YZCKAG23RD6N · pith_short_16: YZCKAG23RD6NJ5QI · pith_short_8: YZCKAG23

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/YZCKAG23RD6NJ5QIJZQ2AHKNP7 \
  | 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: c644a01b5b88fcd4f6084e61a01d4d7fc7c20f77ceacf0786cb95e8a91998527

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c90f3ed7242bdccc4231ef7c3b11980b3b6575c3f4cbca39b150b64eca21db8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2016-09-05T01:40:01Z",
    "title_canon_sha256": "9722a62943435ce966edad7e4c49cf4ae97b684830d06a8b40503ac412fd091c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.01012",
    "kind": "arxiv",
    "version": 1
  }
}