Pith Number

pith:PP7GZKVK

pith:2018:PP7GZKVKG6IFNVMDM3RKFSWBRL

not attested not anchored not stored refs pending

Thermally-robust spin correlations between two 85Rb atoms in an optical microtrap

Ashton S. Bradley, Eyal Schwartz, Mikkel F. Andersen, Pimonpan Sompet, Stuart S. Szigeti

arxiv:1807.01822 v2 · 2018-07-05 · 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{PP7GZKVKG6IFNVMDM3RKFSWBRL}

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	2026-05-17T23:40:14.115089Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bfe6caaaa379056d58366e2a2cac18acf66fc6aa0860347e816525f575d3499

Aliases

arxiv: 1807.01822 · arxiv_version: 1807.01822v2 · doi: 10.48550/arxiv.1807.01822 · pith_short_12: PP7GZKVKG6IF · pith_short_16: PP7GZKVKG6IFNVMD · pith_short_8: PP7GZKVK

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/PP7GZKVKG6IFNVMDM3RKFSWBRL \
  | 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: 7bfe6caaaa379056d58366e2a2cac18acf66fc6aa0860347e816525f575d3499

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b84db400dbac1062ef00457f27a21bc2d0fae61df53fa5148162ae301fd2c6f",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-07-05T01:12:27Z",
    "title_canon_sha256": "a6117981a7d317fb7629f5e5e02980a4da4de9fece0ac4df13427f639fee4dc5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.01822",
    "kind": "arxiv",
    "version": 2
  }
}