Pith Number

pith:EXULZG54

pith:2019:EXULZG542LZP5HYGA6TWUZZ3VG

not attested not anchored not stored refs pending

Quantum processing with ensembles of rare earth ions in a stoichiometric crystal

M. J. Pearce, M. J. Sellars, M. R. Hush, R. L. Ahlefeldt

arxiv:1912.07179 v1 · 2019-12-16 · 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{EXULZG542LZP5HYGA6TWUZZ3VG}

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	2026-07-05T00:33:24.846524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25e8bc9bbcd2f2fe9f0607a76a673ba9875c0ad711be59bcee998a127f499ed1

Aliases

arxiv: 1912.07179 · arxiv_version: 1912.07179v1 · doi: 10.48550/arxiv.1912.07179 · pith_short_12: EXULZG542LZP · pith_short_16: EXULZG542LZP5HYG · pith_short_8: EXULZG54

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/EXULZG542LZP5HYGA6TWUZZ3VG \
  | 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: 25e8bc9bbcd2f2fe9f0607a76a673ba9875c0ad711be59bcee998a127f499ed1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0be44c7f153fd6bd3c5db3b66d25fbe97dabc797c42128fe3628ab1ecb7011f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-12-16T03:54:34Z",
    "title_canon_sha256": "7bdd65a180a763acbf3c4f9b745efab6a6a22eaf80239e3a2f63fccc22bfc31a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.07179",
    "kind": "arxiv",
    "version": 1
  }
}