Pith Number

pith:VNWKSCBO

pith:2015:VNWKSCBOOQMSFOUULGZW3FJQPW

not attested not anchored not stored refs pending

Non-reflecting permittivity profiles and the spatial Kramers-Kronig relations

G. C. La Rocca, M. Artoni, S. A. R. Horsley

arxiv:1503.00152 v1 · 2015-02-28 · physics.optics · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VNWKSCBOOQMSFOUULGZW3FJQPW}

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	2026-05-18T02:25:55.046001Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab6ca9082e741922ba9459b36d95307d8558424d35ccc8855132924cdbe7a850

Aliases

arxiv: 1503.00152 · arxiv_version: 1503.00152v1 · doi: 10.48550/arxiv.1503.00152 · pith_short_12: VNWKSCBOOQMS · pith_short_16: VNWKSCBOOQMSFOUU · pith_short_8: VNWKSCBO

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/VNWKSCBOOQMSFOUULGZW3FJQPW \
  | 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: ab6ca9082e741922ba9459b36d95307d8558424d35ccc8855132924cdbe7a850

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7391d33ae24fd954046858846494ce76ac3583e687748637910ee1638bff6e01",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-02-28T16:20:20Z",
    "title_canon_sha256": "dcdfbc3cfbe7d07b697e96ed3455ca216f35443f73e79d579f6569c189b24d2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.00152",
    "kind": "arxiv",
    "version": 1
  }
}