Pith Number

pith:6QA4DI4F

pith:2014:6QA4DI4FBPDC57J4N6JXLEJCIN

not attested not anchored not stored refs pending

Strong squeezing via phonon mediated spontaneous generation of photon pairs

G. S. Agarwal, Kenan Qu

arxiv:1401.7353 v2 · 2014-01-28 · quant-ph · 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{6QA4DI4FBPDC57J4N6JXLEJCIN}

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	2026-05-18T02:37:44.664381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f401c1a3850bc62efd3c6f93759122437d1f76a3c3aad7adb744b02bd8a535cc

Aliases

arxiv: 1401.7353 · arxiv_version: 1401.7353v2 · doi: 10.48550/arxiv.1401.7353 · pith_short_12: 6QA4DI4FBPDC · pith_short_16: 6QA4DI4FBPDC57J4 · pith_short_8: 6QA4DI4F

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/6QA4DI4FBPDC57J4N6JXLEJCIN \
  | 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: f401c1a3850bc62efd3c6f93759122437d1f76a3c3aad7adb744b02bd8a535cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4c3b3908d1c0854273fd53bbf4b0da78e7e90615e007ee740af12326204950e",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-01-28T22:11:54Z",
    "title_canon_sha256": "109ce44262d26c3ae15e8694387fb1a65b45c88ac08d706f4bbf4694c9ea06bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.7353",
    "kind": "arxiv",
    "version": 2
  }
}