Pith Number

pith:S5R7JHUV

pith:2012:S5R7JHUVQAI4Z4MP4K3CJZ4KPZ

not attested not anchored not stored refs pending

Theory of quantum frequency conversion and type-II parametric down-conversion in the high-gain regime

Andreas Christ, Benjamin Brecht, Christine Silberhorn, Wolfgang Mauerer

arxiv:1210.8342 v2 · 2012-10-31 · 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{S5R7JHUVQAI4Z4MP4K3CJZ4KPZ}

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	2026-05-18T03:25:04.138698Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9763f49e958011ccf18fe2b624e78a7e6bd9c7ffb753c4f815be04e76043fdfe

Aliases

arxiv: 1210.8342 · arxiv_version: 1210.8342v2 · doi: 10.48550/arxiv.1210.8342 · pith_short_12: S5R7JHUVQAI4 · pith_short_16: S5R7JHUVQAI4Z4MP · pith_short_8: S5R7JHUV

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/S5R7JHUVQAI4Z4MP4K3CJZ4KPZ \
  | 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: 9763f49e958011ccf18fe2b624e78a7e6bd9c7ffb753c4f815be04e76043fdfe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9a64d6cdd3bf49576e97732daaebf9d8a6f394ee99530d9caf650236f0d89ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-10-31T14:32:44Z",
    "title_canon_sha256": "3339d131ca95977783c614e033e1dead288a5109cb57d3bfe0c716bc3fdd3e2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.8342",
    "kind": "arxiv",
    "version": 2
  }
}