Pith Number

pith:6KINPPJO

pith:2021:6KINPPJOGEAFOTKRMEXKPPZLD3

not attested not anchored not stored refs pending

Optical and Zeeman spectroscopy of individual Er ion pairs in silicon

Alexey Lyasota, Brett C. Johnson, Chunming Yin, Gabriele G. de Boo, Guangchong Hu, Jeffrey C. McCallum, Matthew J. Sellars, Rose L. Ahlefeldt, Sven Rogge

arxiv:2108.07442 v1 · 2021-08-17 · 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{6KINPPJOGEAFOTKRMEXKPPZLD3}

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	2026-07-05T05:54:26.447887Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f290d7bd2e3100574d51612ea7bf2b1edda3773ea41ae8e5f5deedf385b1a5ce

Aliases

arxiv: 2108.07442 · arxiv_version: 2108.07442v1 · doi: 10.48550/arxiv.2108.07442 · pith_short_12: 6KINPPJOGEAF · pith_short_16: 6KINPPJOGEAFOTKR · pith_short_8: 6KINPPJO

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/6KINPPJOGEAFOTKRMEXKPPZLD3 \
  | 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: f290d7bd2e3100574d51612ea7bf2b1edda3773ea41ae8e5f5deedf385b1a5ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85a0cca9b7a6fb9f1e153e97c5723dade0a3682badbccbf1570f9831d38231d1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-08-17T04:43:12Z",
    "title_canon_sha256": "cc93e876583cf3256b12c2552e71a1add15f0271bdc386a2246a5298053a7c6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.07442",
    "kind": "arxiv",
    "version": 1
  }
}