Pith Number

pith:LQNZIG3P

pith:2026:LQNZIG3PTP66RM632W6FXD2VOV

not attested not anchored not stored refs pending

Phase Sensitivity of Spectrally Multimode SU(1,1) Interferometers with Waveguide based Optical Parametric Amplifier

Fabien Bretenaker, Nadia Belabas, Sonu Jana, Swagatam Bag, Syamsundar De

arxiv:2607.29469 v1 · 2026-07-31 · 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{LQNZIG3PTP66RM632W6FXD2VOV}

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	2026-08-03T01:35:19.584973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c1b941b6f9bfde8b3dbd5bc5b8f557545b0ab38be3d76a07aa77531f602b37c

Aliases

arxiv: 2607.29469 · arxiv_version: 2607.29469v1 · doi: 10.48550/arxiv.2607.29469 · pith_short_12: LQNZIG3PTP66 · pith_short_16: LQNZIG3PTP66RM63 · pith_short_8: LQNZIG3P

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/LQNZIG3PTP66RM632W6FXD2VOV \
  | 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: 5c1b941b6f9bfde8b3dbd5bc5b8f557545b0ab38be3d76a07aa77531f602b37c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ab4ed476e8b059b323e28182c463e22e7c8247131611d7526197a3e4c1371d2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-31T14:32:58Z",
    "title_canon_sha256": "ce978e4df24c2c30d151de02095b52ab6c40f0ab465dff33508e2fdf6a338b92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.29469",
    "kind": "arxiv",
    "version": 1
  }
}