Pith Number

pith:HKI5XMCZ

pith:2019:HKI5XMCZLOHYZAAYRCPWBLEYNK

not attested not anchored not stored refs pending

An X-Ray Regenerative Amplifier Free-Electron Laser Using Diamond Pinhole MIrrors

Henry P. Freund, Peter van der Slot, Yuri Shvyd'ko

arxiv:1905.06279 v1 · 2019-05-15 · 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{HKI5XMCZLOHYZAAYRCPWBLEYNK}

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	2026-07-05T02:40:25.188703Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a91dbb0595b8f8c8018889f60ac986abd5729a086c05926d2c9e9244094e457

Aliases

arxiv: 1905.06279 · arxiv_version: 1905.06279v1 · doi: 10.48550/arxiv.1905.06279 · pith_short_12: HKI5XMCZLOHY · pith_short_16: HKI5XMCZLOHYZAAY · pith_short_8: HKI5XMCZ

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/HKI5XMCZLOHYZAAYRCPWBLEYNK \
  | 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: 3a91dbb0595b8f8c8018889f60ac986abd5729a086c05926d2c9e9244094e457

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "776e19023c18ea26a14f60479b4bd83513a7d5d5cd4331bedee2ba91ce3a0029",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2019-05-15T16:27:31Z",
    "title_canon_sha256": "6ec34f822c2c05e31d331d2ca4d600321b4b5942815e5a0a609f6c9af5003897"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.06279",
    "kind": "arxiv",
    "version": 1
  }
}