Pith Number

pith:XEGEKME3

pith:2016:XEGEKME3NUGPFHN5XJKZPVU4U7

not attested not anchored not stored refs pending

Deep Saturated Free Electron Laser Oscillators and Frozen Spikes

E. Sabia, G. Dattoli, P. L. Ottaviani, P. Van Der Slot, S. Biedron, S. Milton, S. Pagnutti, V. Petrillo

arxiv:1601.07372 v1 · 2016-01-27 · 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{XEGEKME3NUGPFHN5XJKZPVU4U7}

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	2026-05-18T01:08:12.096539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b90c45309b6d0cf29dbdba5597d69ca7e9a69a5bb918052826939f6621bcb537

Aliases

arxiv: 1601.07372 · arxiv_version: 1601.07372v1 · doi: 10.48550/arxiv.1601.07372 · pith_short_12: XEGEKME3NUGP · pith_short_16: XEGEKME3NUGPFHN5 · pith_short_8: XEGEKME3

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/XEGEKME3NUGPFHN5XJKZPVU4U7 \
  | 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: b90c45309b6d0cf29dbdba5597d69ca7e9a69a5bb918052826939f6621bcb537

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "282af218a09d50c5d49179c8bd1ff9212ec457be817f5cf984ed529822a337af",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2016-01-27T14:01:20Z",
    "title_canon_sha256": "d14ecaa8d51cdd989b7c3f39f5e98fdaa434d1fd581eb8c119586a4d7c5633f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.07372",
    "kind": "arxiv",
    "version": 1
  }
}