Pith Number

pith:A7U7FH2B

pith:2012:A7U7FH2BW3YF5ZWF4OHUT7AE44

not attested not anchored not stored refs pending

Anisotropic rare-earth spin ensemble strongly coupled to a superconducting resonator

A. V. Ustinov, H. Rotzinger, M. Jerger, M. Siegel, P. A. Bushev, P. Jung, S. Probst, S. W\"unsch

arxiv:1212.2856 v1 · 2012-12-12 · quant-ph · cond-mat.supr-con

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A7U7FH2BW3YF5ZWF4OHUT7AE44}

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	2026-05-18T03:27:54.313656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07e9f29f41b6f05ee6c5e38f49fc04e703d378bc5459ee1ca047acc872bdfaae

Aliases

arxiv: 1212.2856 · arxiv_version: 1212.2856v1 · doi: 10.48550/arxiv.1212.2856 · pith_short_12: A7U7FH2BW3YF · pith_short_16: A7U7FH2BW3YF5ZWF · pith_short_8: A7U7FH2B

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/A7U7FH2BW3YF5ZWF4OHUT7AE44 \
  | 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: 07e9f29f41b6f05ee6c5e38f49fc04e703d378bc5459ee1ca047acc872bdfaae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c34e41417d64569219c14afe1184862b46e29d943fc45b95075cc04e57b5b972",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-12-12T16:05:52Z",
    "title_canon_sha256": "26872ea5e87cac524d22586b1d4f18df44e8df8d99e0393eb4439173bca2712a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.2856",
    "kind": "arxiv",
    "version": 1
  }
}