Pith Number

pith:LCZB255K

pith:2021:LCZB255KGKC7TPHQMRJBIXP2RV

not attested not anchored not stored refs pending

Strong coupling of alkali spins to noble-gas spins with hour-long coherence time

Ofer Firstenberg, Or Katz, Roy Shaham

arxiv:2102.02797 v2 · 2021-02-04 · 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{LCZB255KGKC7TPHQMRJBIXP2RV}

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	2026-07-05T07:08:38.568334Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58b21d77aa3285f9bcf06452145dfa8d404f7412ff4db0520630e9b313614d6e

Aliases

arxiv: 2102.02797 · arxiv_version: 2102.02797v2 · doi: 10.48550/arxiv.2102.02797 · pith_short_12: LCZB255KGKC7 · pith_short_16: LCZB255KGKC7TPHQ · pith_short_8: LCZB255K

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/LCZB255KGKC7TPHQMRJBIXP2RV \
  | 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: 58b21d77aa3285f9bcf06452145dfa8d404f7412ff4db0520630e9b313614d6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5866d13518fab5727d541310acb1ad92b582251b5b682317f3023588825712ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-02-04T18:38:32Z",
    "title_canon_sha256": "fb5ad3a7e88b75245975df9b1bee440547bcfaa9e7f86e271809ac08ed2d6d00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.02797",
    "kind": "arxiv",
    "version": 2
  }
}