Pith Number

pith:L4EUPUW2

pith:2012:L4EUPUW27I4QCVI626JWDMH7TR

not attested not anchored not stored refs pending

Quantum correlations in a system of nuclear s=1/2 spins in a strong magnetic field

E. B. Fel'dman, E. I. Kuznetsova, M. A. Yurishchev

arxiv:1209.4166 v1 · 2012-09-19 · 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{L4EUPUW27I4QCVI626JWDMH7TR}

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	2026-05-18T03:41:12.218224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f0947d2dafa3901551ed79361b0ff9c56cd5578f55e9624864ed7b9427a9dd8

Aliases

arxiv: 1209.4166 · arxiv_version: 1209.4166v1 · doi: 10.48550/arxiv.1209.4166 · pith_short_12: L4EUPUW27I4Q · pith_short_16: L4EUPUW27I4QCVI6 · pith_short_8: L4EUPUW2

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/L4EUPUW27I4QCVI626JWDMH7TR \
  | 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: 5f0947d2dafa3901551ed79361b0ff9c56cd5578f55e9624864ed7b9427a9dd8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2c880255c2084ec8cc321951d0de7831fa22b38bea652f27ce79c027efd6ac0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-09-19T07:06:37Z",
    "title_canon_sha256": "9654765c86f10c30d2aacd22f3d018be4d67ac55c07172069e8886baf844a72b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.4166",
    "kind": "arxiv",
    "version": 1
  }
}