Pith Number

pith:DTPQYW66

pith:2016:DTPQYW66KE27UKJM3SLA4K67KZ

not attested not anchored not stored refs pending

First operation of a harmonic lasing self-seeded free electron laser

B. Faatz, E.A. Schneidmiller, J. Roensch-Schulenburg, M. Kuhlmann, M. Tischer, M.V. Yurkov, S. Schreiber

arxiv:1612.03635 v2 · 2016-12-12 · 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{DTPQYW66KE27UKJM3SLA4K67KZ}

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	2026-05-18T00:49:10.785107Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1cdf0c5bde5135fa292cdc960e2bdf564ff79d9921d72823c50cc0f538516ea0

Aliases

arxiv: 1612.03635 · arxiv_version: 1612.03635v2 · doi: 10.48550/arxiv.1612.03635 · pith_short_12: DTPQYW66KE27 · pith_short_16: DTPQYW66KE27UKJM · pith_short_8: DTPQYW66

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/DTPQYW66KE27UKJM3SLA4K67KZ \
  | 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: 1cdf0c5bde5135fa292cdc960e2bdf564ff79d9921d72823c50cc0f538516ea0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0bdf5be71a6795f3184475faccb874014637f929914eaf7986b71bf0b3b61dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2016-12-12T12:04:09Z",
    "title_canon_sha256": "1c282ebd40c86278cc57e02d0635f3712327e1977cb1930675156fb70471627b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.03635",
    "kind": "arxiv",
    "version": 2
  }
}