Pith Number

pith:JGYUZFB7

pith:2013:JGYUZFB7TCOF6QLURF5GJ3WKGW

not attested not anchored not stored refs pending

Improved quantum correlations in second harmonic generation with a squeezed pump

E. MArcellina, J.F. Corney, M.K. Olsen

arxiv:1302.2438 v1 · 2013-02-11 · 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{JGYUZFB7TCOF6QLURF5GJ3WKGW}

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	2026-05-18T01:51:42.857098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49b14c943f989c5f4174897a64eeca35bf4b7f702da2fcdcd3b19d8511d7407f

Aliases

arxiv: 1302.2438 · arxiv_version: 1302.2438v1 · doi: 10.48550/arxiv.1302.2438 · pith_short_12: JGYUZFB7TCOF · pith_short_16: JGYUZFB7TCOF6QLU · pith_short_8: JGYUZFB7

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/JGYUZFB7TCOF6QLURF5GJ3WKGW \
  | 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: 49b14c943f989c5f4174897a64eeca35bf4b7f702da2fcdcd3b19d8511d7407f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a0fb849e17415224c080ae7a655da06ff08cf1c6153e8b3d3526a3db34bca64",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-02-11T10:35:51Z",
    "title_canon_sha256": "3c1d45b090fc889aca39c8bd3fd26c1ec498708d6a89bd4d7971f0f43c9bf56e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.2438",
    "kind": "arxiv",
    "version": 1
  }
}