Pith Number

pith:OX2POPYT

pith:2026:OX2POPYT27VK6HWIIKFIEL5LK3

not attested not anchored not stored refs pending

Spectrally smooth broadband response via autocorrelation-constrained inverse design

Johannes Gedeon, Ole Sigmund, Rasmus E. Christiansen

arxiv:2608.13367 v1 · 2026-08-13 · 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{OX2POPYT27VK6HWIIKFIEL5LK3}

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	2026-08-14T01:04:18.374854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75f4f73f13d7eaaf1ec8428a822fab56f26694c2a9e8083164cc35d577fe5b16

Aliases

arxiv: 2608.13367 · arxiv_version: 2608.13367v1 · doi: 10.48550/arxiv.2608.13367 · pith_short_12: OX2POPYT27VK · pith_short_16: OX2POPYT27VK6HWI · pith_short_8: OX2POPYT

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/OX2POPYT27VK6HWIIKFIEL5LK3 \
  | 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: 75f4f73f13d7eaaf1ec8428a822fab56f26694c2a9e8083164cc35d577fe5b16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7eb224f9d529dfc92a4d303e6fd51c025bfc337aca5e9e0d3df30d2cf1c9b393",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2026-08-13T15:31:17Z",
    "title_canon_sha256": "45c301694d8b6456e510eaf2afacf53304224cca344d6b112db2ca367593c843"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.13367",
    "kind": "arxiv",
    "version": 1
  }
}