Pith Number

pith:BWNEEI5D

pith:2019:BWNEEI5DFGQBUVQZEETMAQMXFV

not attested not anchored not stored refs pending

Direct observation of a highly forbidden optical transition in Sm:SrF$_2$

Amar C. Vutha, Hiromitsu Sawaoka, Luca Talamo, Mohit Verma

arxiv:1909.02633 v1 · 2019-09-05 · physics.atom-ph · cond-mat.other

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BWNEEI5DFGQBUVQZEETMAQMXFV}

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	2026-07-05T00:46:03.701540Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d9a4223a329a01a56192126c041972d5e6dffd5a05392ba326000f4a06ac317

Aliases

arxiv: 1909.02633 · arxiv_version: 1909.02633v1 · doi: 10.48550/arxiv.1909.02633 · pith_short_12: BWNEEI5DFGQB · pith_short_16: BWNEEI5DFGQBUVQZ · pith_short_8: BWNEEI5D

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/BWNEEI5DFGQBUVQZEETMAQMXFV \
  | 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: 0d9a4223a329a01a56192126c041972d5e6dffd5a05392ba326000f4a06ac317

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6cd5c8c1d88651deca92931029b0c931c26d37606f5a05506b8ab95b75d2d48",
    "cross_cats_sorted": [
      "cond-mat.other"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2019-09-05T21:07:51Z",
    "title_canon_sha256": "5a56651280b9bd0ebb43a0acacb16dd8ac57b3568bba9302b61c76a2db7d89e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.02633",
    "kind": "arxiv",
    "version": 1
  }
}