Pith Number

pith:7FEK35WG

pith:2020:7FEK35WGO35PG3CTUGFTGDNA5B

not attested not anchored not stored refs pending

High-Purity Pulsed Squeezing Generation with Integrated Photonics

Chaohan Cui, Christos N. Gagatsos, Linran Fan, Saikat Guha

arxiv:2007.07387 v1 · 2020-07-14 · 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{7FEK35WGO35PG3CTUGFTGDNA5B}

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	2026-07-05T02:19:29.224831Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f948adf6c676faf36c53a18b330da0e86ea53f2f2544966baba4efc7f53725b0

Aliases

arxiv: 2007.07387 · arxiv_version: 2007.07387v1 · doi: 10.48550/arxiv.2007.07387 · pith_short_12: 7FEK35WGO35P · pith_short_16: 7FEK35WGO35PG3CT · pith_short_8: 7FEK35WG

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/7FEK35WGO35PG3CTUGFTGDNA5B \
  | 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: f948adf6c676faf36c53a18b330da0e86ea53f2f2544966baba4efc7f53725b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1da509f839e9b824fbb6f087b12fd0fc8779d516ff49c9e7c5afc8ded6de8a73",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-07-14T22:35:51Z",
    "title_canon_sha256": "239a88217c3838375aee19d80d933d2ed46c08d5598015ddd2efcbeac076fee6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.07387",
    "kind": "arxiv",
    "version": 1
  }
}