Pith Number

pith:7RSMDRHF

pith:2026:7RSMDRHFO4XAO63HAKV4FOO5WE

not attested not anchored not stored refs pending

Local Robustness of Bound States in the Continuum through Scattering-Matrix Eigenvector Continuation

Jiaxin Zhou, Ya Yan Lu

arxiv:2603.08489 v2 · 2026-03-09 · math-ph · math.MP · 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{7RSMDRHFO4XAO63HAKV4FOO5WE}

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	2026-05-26T02:04:08.371468Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc64c1c4e5772e077b6702abc2b9ddb1373ce4a6b46bf038341030156166009c

Aliases

arxiv: 2603.08489 · arxiv_version: 2603.08489v2 · doi: 10.48550/arxiv.2603.08489 · pith_short_12: 7RSMDRHFO4XA · pith_short_16: 7RSMDRHFO4XAO63H · pith_short_8: 7RSMDRHF

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/7RSMDRHFO4XAO63HAKV4FOO5WE \
  | 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: fc64c1c4e5772e077b6702abc2b9ddb1373ce4a6b46bf038341030156166009c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e7b3a0e09e7baa8824cec2877c951ad9ee9c4097fb77d29a1a458df414adef9",
    "cross_cats_sorted": [
      "math.MP",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2026-03-09T15:25:27Z",
    "title_canon_sha256": "a9e4656e8f9eaa7926c6b334f1b51d3bac30b77f2e2ef5e10b07926d36a1e4f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.08489",
    "kind": "arxiv",
    "version": 2
  }
}