Pith Number

pith:X2GHMY7A

pith:2026:X2GHMY7AR2F2BXCIVE3J4YAE2X

not attested not anchored not stored refs pending

Casimir-force spectroscopy of broadband optical response

Calum F. Shelden, Jeremy N. Munday

arxiv:2601.10118 v2 · 2026-01-15 · quant-ph · physics.app-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{X2GHMY7AR2F2BXCIVE3J4YAE2X}

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	2026-05-25T02:01:11.998760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be8c7663e08e8ba0dc48a9369e6004d5fe9a1ed69ee05b5e19db97187048578f

Aliases

arxiv: 2601.10118 · arxiv_version: 2601.10118v2 · doi: 10.48550/arxiv.2601.10118 · pith_short_12: X2GHMY7AR2F2 · pith_short_16: X2GHMY7AR2F2BXCI · pith_short_8: X2GHMY7A

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/X2GHMY7AR2F2BXCIVE3J4YAE2X \
  | 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: be8c7663e08e8ba0dc48a9369e6004d5fe9a1ed69ee05b5e19db97187048578f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4511a447ce8fe60854cee985016f36108421bb67210c0b81462d5e2e7c469f27",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-01-15T06:56:36Z",
    "title_canon_sha256": "8841c71c2745f863b80d4057b3b11669866c2b07c7106b3b2bedfb25fcc7109b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.10118",
    "kind": "arxiv",
    "version": 2
  }
}