Pith Number

pith:ARI2YRDM

pith:2019:ARI2YRDMAZTIICG3IUSA2XP2F7

not attested not anchored not stored refs pending

Algorithmic Cooling of Nuclear Spin Pairs using a Long-Lived Singlet State

Alexandra V. Yurkovskaya, Alexey S. Kiryutin, Bogdan A. Rodin, Christian Bengs, Kirill F. Sheberstov, Konstantin L. Ivanov, Lynda J. Brown, Malcolm H. Levitt, Richard C. D. Brown

arxiv:1912.13246 v1 · 2019-12-31 · quant-ph · physics.app-ph · physics.chem-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{ARI2YRDMAZTIICG3IUSA2XP2F7}

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	2026-07-05T01:04:11.227932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0451ac446c06668408db45240d5dfa2ffb27df16e2118881212eebe8b5237e90

Aliases

arxiv: 1912.13246 · arxiv_version: 1912.13246v1 · doi: 10.48550/arxiv.1912.13246 · pith_short_12: ARI2YRDMAZTI · pith_short_16: ARI2YRDMAZTIICG3 · pith_short_8: ARI2YRDM

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/ARI2YRDMAZTIICG3IUSA2XP2F7 \
  | 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: 0451ac446c06668408db45240d5dfa2ffb27df16e2118881212eebe8b5237e90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "199e6533850f7c7ae1bd93c5e83815daabc6ce473bfbc6390e3eb024914efffd",
    "cross_cats_sorted": [
      "physics.app-ph",
      "physics.chem-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-12-31T09:57:03Z",
    "title_canon_sha256": "dcdb7cce915990ec8f309d18fec484d642d0212e05773addbb740b338a88b366"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.13246",
    "kind": "arxiv",
    "version": 1
  }
}