Pith Number

pith:MJ4ZK4JA

pith:2013:MJ4ZK4JAXNVL5YRUR7352TBECR

not attested not anchored not stored refs pending

Spin noise spectroscopy: From proof of the principle to applications

Valerii S. Zapasskii

arxiv:1303.6810 v1 · 2013-03-27 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MJ4ZK4JAXNVL5YRUR7352TBECR}

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	2026-05-18T03:29:39.647409Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6279957120bb6abee2348ff7dd4c24145238eb1da129ac88a7235c9faeab7eb7

Aliases

arxiv: 1303.6810 · arxiv_version: 1303.6810v1 · doi: 10.48550/arxiv.1303.6810 · pith_short_12: MJ4ZK4JAXNVL · pith_short_16: MJ4ZK4JAXNVL5YRU · pith_short_8: MJ4ZK4JA

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/MJ4ZK4JAXNVL5YRUR7352TBECR \
  | 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: 6279957120bb6abee2348ff7dd4c24145238eb1da129ac88a7235c9faeab7eb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a31236b9f86c9a4b8f0796b99e2803501827ccf15e3dee825320564993e7d3e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-03-27T12:43:46Z",
    "title_canon_sha256": "fb72d5d708b016cd4995b1b60358b4ec1afbf27cd21f2bdb59cc27ced58c84bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.6810",
    "kind": "arxiv",
    "version": 1
  }
}