Pith Number

pith:QHN4FX2M

pith:2025:QHN4FX2MEDCZWBPMKMM6ZOS4PA

not attested not anchored not stored refs pending

Polarisation multiplexing ring-cavity fibre laser for dual-comb generation

Alberto Rodriguez Cuevas

arxiv:2508.03476 v1 · 2025-08-04 · 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{QHN4FX2MEDCZWBPMKMM6ZOS4PA}

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	2026-07-05T11:48:57.013891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81dbc2df4c20c59b05ec5319ecba5c783f8a9044718c7f5fa425117b55812c5c

Aliases

arxiv: 2508.03476 · arxiv_version: 2508.03476v1 · doi: 10.48550/arxiv.2508.03476 · pith_short_12: QHN4FX2MEDCZ · pith_short_16: QHN4FX2MEDCZWBPM · pith_short_8: QHN4FX2M

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/QHN4FX2MEDCZWBPMKMM6ZOS4PA \
  | 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: 81dbc2df4c20c59b05ec5319ecba5c783f8a9044718c7f5fa425117b55812c5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72b4e1e6f508526455d2833cb30bb45780ef148796f2353e796d3a276d746c77",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2025-08-04T12:13:15Z",
    "title_canon_sha256": "62126c1b778800a535d85a9555ec1d190b18607b13919e6ee214eb0c972e417c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.03476",
    "kind": "arxiv",
    "version": 1
  }
}