Pith Number

pith:MXQ7OKC2

pith:2025:MXQ7OKC2AXLEKZS3GRYW6PDZC5

not attested not anchored not stored refs pending

Intensity-dependent precision two-photon Doppler-free spectroscopy of Xe using narrow-bandwidth long-pulse deep-UV laser radiation

F. Merkt, M. H. Rayment, R. Stech

arxiv:2509.08136 v1 · 2025-09-09 · physics.atom-ph · physics.chem-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{MXQ7OKC2AXLEKZS3GRYW6PDZC5}

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	2026-07-05T12:08:23.079997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

65e1f7285a05d645665b34716f3c7917713bd6d9ee1427a437e19ffc26ee87aa

Aliases

arxiv: 2509.08136 · arxiv_version: 2509.08136v1 · doi: 10.48550/arxiv.2509.08136 · pith_short_12: MXQ7OKC2AXLE · pith_short_16: MXQ7OKC2AXLEKZS3 · pith_short_8: MXQ7OKC2

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/MXQ7OKC2AXLEKZS3GRYW6PDZC5 \
  | 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: 65e1f7285a05d645665b34716f3c7917713bd6d9ee1427a437e19ffc26ee87aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2cbb7dbdd28a8ff10d61e2f7afb4fe20510c2f08ba8d05e4fe985799c05ca193",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2025-09-09T20:41:58Z",
    "title_canon_sha256": "2d4f2646ed3f79b0573f745573e113183e42e524fb3079b0279d48777c765006"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.08136",
    "kind": "arxiv",
    "version": 1
  }
}