Pith Number

pith:QFIYUNST

pith:2018:QFIYUNST2GPKJIX4MXSVAWVWQM

not attested not anchored not stored refs pending

Extending Phenomenological Crystal-Field Methods to $C_1$ Point-Group Symmetry: Characterization of the Optically-Excited Hyperfine Structure of $^{167}$Er$^{3+}$:Y$_2$SiO$_5$

Jelena V. Rakonjac, Jevon J. Longdell, Jon-Paul R. Wells, Michael F. Reid, Philippe Goldner, Sebastian P. Horvath, Yu-hui Chen

arxiv:1809.01058 v2 · 2018-09-04 · physics.atom-ph · quant-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{QFIYUNST2GPKJIX4MXSVAWVWQM}

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	2026-07-04T23:50:53.123033Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81518a3653d19ea4a2fc65e5505ab6833ef08cc83fd621b99d799e927f7e618f

Aliases

arxiv: 1809.01058 · arxiv_version: 1809.01058v2 · doi: 10.48550/arxiv.1809.01058 · pith_short_12: QFIYUNST2GPK · pith_short_16: QFIYUNST2GPKJIX4 · pith_short_8: QFIYUNST

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/QFIYUNST2GPKJIX4MXSVAWVWQM \
  | 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: 81518a3653d19ea4a2fc65e5505ab6833ef08cc83fd621b99d799e927f7e618f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cd85fcfe5743a4126b6348fdb5abe8ba5a9f3465214fe64fe1494be49c0c26e",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2018-09-04T15:55:34Z",
    "title_canon_sha256": "71e3c0e5c07e88be28305ac697ba8ecb7ed58b1365365624b062c3e53e005be0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.01058",
    "kind": "arxiv",
    "version": 2
  }
}