Pith Number

pith:ZRY55DZU

pith:2022:ZRY55DZUKF2K6TBNQXB5NA6PMP

not attested not anchored not stored refs pending

Measuring the tuning curve of spontaneous parameter down-conversion using a comet-tail-like pattern

Bao-Sen Shi, Chen Yang, Guang-Can Guo, Su-Jian Niu, Yan Li, Yin-Hai Li, Zheng Ge, Zhi-Yuan Zhou

arxiv:2206.02975 v1 · 2022-06-07 · 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{ZRY55DZUKF2K6TBNQXB5NA6PMP}

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	2026-07-05T04:29:37.610781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc71de8f345174af4c2d85c3d683cf63cc9cb44b6af6cbef8591670d0e5d7d0f

Aliases

arxiv: 2206.02975 · arxiv_version: 2206.02975v1 · doi: 10.48550/arxiv.2206.02975 · pith_short_12: ZRY55DZUKF2K · pith_short_16: ZRY55DZUKF2K6TBN · pith_short_8: ZRY55DZU

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/ZRY55DZUKF2K6TBNQXB5NA6PMP \
  | 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: cc71de8f345174af4c2d85c3d683cf63cc9cb44b6af6cbef8591670d0e5d7d0f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acc864b2c3e18b66499037b0defc2d297a4fb992943b787a3d668406391cbcd9",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-06-07T02:38:06Z",
    "title_canon_sha256": "395e016ddeb8cbfc57146712b21f22590b01d3ac179f59c3c66590c3050d3f5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.02975",
    "kind": "arxiv",
    "version": 1
  }
}