Pith Number

pith:S7ZPRHVJ

pith:2025:S7ZPRHVJ5BDYROJZNU2NACGYL5

not attested not anchored not stored refs pending

Nonreciprocal interactions induce frequency shifts in superradiant lasers

Christoph Bruder, Matteo Brunelli, Tobias Nadolny

arxiv:2501.13808 v2 · 2025-01-23 · quant-ph · nlin.PS · physics.atom-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{S7ZPRHVJ5BDYROJZNU2NACGYL5}

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	2026-07-05T11:03:55.898511Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97f2f89ea9e84788b9396d34d008d85f5946bf014d296813c904e5ff6aaab54d

Aliases

arxiv: 2501.13808 · arxiv_version: 2501.13808v2 · doi: 10.48550/arxiv.2501.13808 · pith_short_12: S7ZPRHVJ5BDY · pith_short_16: S7ZPRHVJ5BDYROJZ · pith_short_8: S7ZPRHVJ

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/S7ZPRHVJ5BDYROJZNU2NACGYL5 \
  | 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: 97f2f89ea9e84788b9396d34d008d85f5946bf014d296813c904e5ff6aaab54d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0121f698482db943c0cbfbe8e9d1f31a25d840efa1553b5ad7c4a04663d50d1",
    "cross_cats_sorted": [
      "nlin.PS",
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-01-23T16:29:37Z",
    "title_canon_sha256": "2dacb7534f3e46376476ef8aa57a0a805937582999b0ac0ff59d25d2f29ecd37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.13808",
    "kind": "arxiv",
    "version": 2
  }
}