Pith Number

pith:CW7N52BZ

pith:2025:CW7N52BZI63K3NUBJ2APQ7ZJZM

not attested not anchored not stored refs pending

Demonstration of an interferometric technique for measuring vacuum magnetic birefringence with an optical cavity

Aaron D. Spector, Laura Roberts, Todd Kozlowski

arxiv:2510.14064 v3 · 2025-10-15 · physics.optics

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CW7N52BZI63K3NUBJ2APQ7ZJZM}

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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.

Cited by

1 paper in Pith

Probing the electromagnetic nonlinearity of vacuum with continuous-wave lasers

Receipt and verification

First computed	2026-05-29T01:04:56.896257Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15bedee83947b6adb6814e80f87f29cb2cc231ca28aca0b4e05f33382cb7192b

Aliases

arxiv: 2510.14064 · arxiv_version: 2510.14064v3 · doi: 10.48550/arxiv.2510.14064 · pith_short_12: CW7N52BZI63K · pith_short_16: CW7N52BZI63K3NUB · pith_short_8: CW7N52BZ

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/CW7N52BZI63K3NUBJ2APQ7ZJZM \
  | 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: 15bedee83947b6adb6814e80f87f29cb2cc231ca28aca0b4e05f33382cb7192b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9014ba8b10f29fbe81eac3a3e4e815aee8f0622f2ea618b412495728c2a11b3d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2025-10-15T20:05:48Z",
    "title_canon_sha256": "8d334da85505fe4197d0af2569d76492dc5e34530989c3a6f9d5066565fe441c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2510.14064",
    "kind": "arxiv",
    "version": 3
  }
}