Pith Number

pith:F7BLKZLA

pith:2019:F7BLKZLAPPMK2KPYEJPXRAFQYG

not attested not anchored not stored refs pending

Camera detection and modal fingerprinting of photonic crystal nanobeam resonances

Francis O. Afzal, Joshua M. Petrin, Sharon M. Weiss

arxiv:1903.06244 v1 · 2019-03-14 · 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{F7BLKZLAPPMK2KPYEJPXRAFQYG}

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	2026-05-17T23:45:27.318942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fc2b565607bd8ad29f8225f7880b0c1b1b6608b7a4dbd5c37d29278a408023f

Aliases

arxiv: 1903.06244 · arxiv_version: 1903.06244v1 · doi: 10.48550/arxiv.1903.06244 · pith_short_12: F7BLKZLAPPMK · pith_short_16: F7BLKZLAPPMK2KPY · pith_short_8: F7BLKZLA

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/F7BLKZLAPPMK2KPYEJPXRAFQYG \
  | 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: 2fc2b565607bd8ad29f8225f7880b0c1b1b6608b7a4dbd5c37d29278a408023f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b4d59bbd0e6f0d5345b2a288d963472df7cdb157517dbd21ca2b18024855aae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2019-03-14T20:47:29Z",
    "title_canon_sha256": "3f4726b2ba8ee3acf9e98531b3a115238d0959ef940d1ef2ba9bc79df3e1c3d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.06244",
    "kind": "arxiv",
    "version": 1
  }
}