Pith Number

pith:KN6GQYJM

pith:2016:KN6GQYJMUPPCPYDOL3RFNLZZF2

not attested not anchored not stored refs pending

Self-Seeded FEL Wavelength Extension with High-Gain Harmonic Generation

Gabriel Marcus, Gang Zhao, Kexin Liu, Ling Zeng, Senlin Huang, Weilun Qin, Yuantao Ding, Zhirong Huang

arxiv:1604.01492 v1 · 2016-04-06 · 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{KN6GQYJMUPPCPYDOL3RFNLZZF2}

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	2026-05-18T01:13:48.251301Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

537c68612ca3de27e06e5ee256af392e990e74a492dfec5335735eb9f0be1f84

Aliases

arxiv: 1604.01492 · arxiv_version: 1604.01492v1 · doi: 10.48550/arxiv.1604.01492 · pith_short_12: KN6GQYJMUPPC · pith_short_16: KN6GQYJMUPPCPYDO · pith_short_8: KN6GQYJM

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/KN6GQYJMUPPCPYDOL3RFNLZZF2 \
  | 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: 537c68612ca3de27e06e5ee256af392e990e74a492dfec5335735eb9f0be1f84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8188aca31e4d11b81d0bd9fdc7b5349d62f07cb6776590b4c283ece4ae07fc4d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2016-04-06T05:28:56Z",
    "title_canon_sha256": "af7929dab40ab0254df8ea176e58e5d6a028e1d526fdc7691f684d133f0186d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.01492",
    "kind": "arxiv",
    "version": 1
  }
}