Pith Number

pith:LAY5DL6I

pith:2018:LAY5DL6ICEBQQ7H42DGDDCQX7O

not attested not anchored not stored refs pending

Quantitative optical spectroscopy of $^{87}$Rb vapour in the Voigt geometry in DC magnetic fields up to 0.4T

D. P. Hampshire, F. S. Ponciano-Ojeda, I. G. Hughes, J. Keaveney, M. J. Raine, S. M. Rieche

arxiv:1810.01135 v2 · 2018-10-02 · physics.atom-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{LAY5DL6ICEBQQ7H42DGDDCQX7O}

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	2026-05-17T23:52:52.059228Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5831d1afc81103087cfcd0cc318a17fbb9babb11ab0dbd68adc99f37b10ef5dd

Aliases

arxiv: 1810.01135 · arxiv_version: 1810.01135v2 · doi: 10.48550/arxiv.1810.01135 · pith_short_12: LAY5DL6ICEBQ · pith_short_16: LAY5DL6ICEBQQ7H4 · pith_short_8: LAY5DL6I

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/LAY5DL6ICEBQQ7H42DGDDCQX7O \
  | 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: 5831d1afc81103087cfcd0cc318a17fbb9babb11ab0dbd68adc99f37b10ef5dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20edc18fad2c58bb725c7ce8aff4ede4fbe3c3915d30df85fb053ac94ce364d1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2018-10-02T09:34:58Z",
    "title_canon_sha256": "a6a60afc675618459a84bb8cd36832e114b5c80b6c24bd7281518ef4544fbc02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.01135",
    "kind": "arxiv",
    "version": 2
  }
}