Pith Number

pith:BPJ2ZYY6

pith:2022:BPJ2ZYY6BVJLMSS6A3EC5JIV4D

not attested not anchored not stored refs pending

Attosecond-Angstrom free-electron-laser towards the cold beam limit

A. F. Habib, A. Sutherland, B. Hidding, B. M. Alotaibi, B. W. J. McNeil, E. Hemsing, G.G. Manahan, J.B. Rosenzweig, J. Cary, M. Hogan, M. Litos, P. H. Williams, P. Scherkl, R. Altuiri, T. Heinemann, T. Raubenheimer

arxiv:2212.04398 v1 · 2022-12-08 · physics.acc-ph · physics.optics · physics.plasm-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{BPJ2ZYY6BVJLMSS6A3EC5JIV4D}

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	2026-07-05T05:53:08.617855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0bd3ace31e0d52b64a5e06c82ea515e0f44df194bb66bfb2c828d8787c77f94b

Aliases

arxiv: 2212.04398 · arxiv_version: 2212.04398v1 · doi: 10.48550/arxiv.2212.04398 · pith_short_12: BPJ2ZYY6BVJL · pith_short_16: BPJ2ZYY6BVJLMSS6 · pith_short_8: BPJ2ZYY6

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/BPJ2ZYY6BVJLMSS6A3EC5JIV4D \
  | 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: 0bd3ace31e0d52b64a5e06c82ea515e0f44df194bb66bfb2c828d8787c77f94b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "023b087e822d873ac289ce181f385e77cae6e6e61b77a88c5011fbd3c6d65fa4",
    "cross_cats_sorted": [
      "physics.optics",
      "physics.plasm-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2022-12-08T16:56:08Z",
    "title_canon_sha256": "2967ef4564cc1765c23f57f9f2c21534abf48529a3801566016f593caeaa3759"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.04398",
    "kind": "arxiv",
    "version": 1
  }
}