Pith Number

pith:7XMMQSME

pith:2026:7XMMQSME54FWWFKUQJ5UVAWXUX

not attested not anchored not stored refs pending

Backreaction of stimulated Hawking radiation in an optical analogue

David Bermudez, Lorenzo M. Procopio, Raul Aguero-Santacruz, Ulf Leonhardt

arxiv:2607.01118 v1 · 2026-07-01 · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7XMMQSME54FWWFKUQJ5UVAWXUX}

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	2026-07-02T01:18:29.541210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdd8c84984ef0b6b1554827b4a82d7a5f7b4811fd0ce4297dd674d3dd67d7be5

Aliases

arxiv: 2607.01118 · arxiv_version: 2607.01118v1 · doi: 10.48550/arxiv.2607.01118 · pith_short_12: 7XMMQSME54FW · pith_short_16: 7XMMQSME54FWWFKU · pith_short_8: 7XMMQSME

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/7XMMQSME54FWWFKUQJ5UVAWXUX \
  | 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: fdd8c84984ef0b6b1554827b4a82d7a5f7b4811fd0ce4297dd674d3dd67d7be5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3966edb0140ff55ee96bc442b946985db5ef90c194913b954ca34900bb44d5e2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-07-01T16:04:56Z",
    "title_canon_sha256": "5fb8c8daa1e0cc321f3339d221f6ef5f3c47b0ad7bf9a52bbb20b512abc9e00f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.01118",
    "kind": "arxiv",
    "version": 1
  }
}