Pith Number

pith:FI24R7KS

pith:2015:FI24R7KSCU5P3AHCR64VXJR3GH

not attested not anchored not stored refs pending

Population inversion in hyperfine states of Rb with a single nanosecond chirped pulse in the framework of a 4-level system

G. Liu, P. Gould, S.A. Malinovskaya, T. Collins, V. Zakharov

arxiv:1503.07421 v1 · 2015-03-25 · quant-ph · 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{FI24R7KSCU5P3AHCR64VXJR3GH}

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	2026-05-18T02:20:21.126298Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a35c8fd52153afd80e28fb95ba63b31dd43a0cd77ecac197b197f7dbcefcfd8

Aliases

arxiv: 1503.07421 · arxiv_version: 1503.07421v1 · doi: 10.48550/arxiv.1503.07421 · pith_short_12: FI24R7KSCU5P · pith_short_16: FI24R7KSCU5P3AHC · pith_short_8: FI24R7KS

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/FI24R7KSCU5P3AHCR64VXJR3GH \
  | 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: 2a35c8fd52153afd80e28fb95ba63b31dd43a0cd77ecac197b197f7dbcefcfd8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b58b1a0de9e805355fc738bf24b4c4509c460863f27d4afc1984e03dcc2b7e90",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-03-25T15:20:36Z",
    "title_canon_sha256": "e34937579b993219eaa34533aadfcd198f51d28c36cb6c36a89dbd5ee7266ea0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.07421",
    "kind": "arxiv",
    "version": 1
  }
}