Pith Number

pith:6LXJ5SW2

pith:2018:6LXJ5SW2XRNTMQMUY67Q4LWIJC

not attested not anchored not stored refs pending

Time-varying Huygens' meta-devices for parametric waves

David A. Powell, Ilya V. Shadrivov, Mingkai Liu, Yair Zarate

arxiv:1807.08873 v3 · 2018-07-24 · physics.app-ph · 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{6LXJ5SW2XRNTMQMUY67Q4LWIJC}

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	2026-05-17T23:59:22.488581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2ee9ecadabc5b364194c7bf0e2ec848be83f2d13fc8b745cb23bf976ddd0a5f

Aliases

arxiv: 1807.08873 · arxiv_version: 1807.08873v3 · doi: 10.48550/arxiv.1807.08873 · pith_short_12: 6LXJ5SW2XRNT · pith_short_16: 6LXJ5SW2XRNTMQMU · pith_short_8: 6LXJ5SW2

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/6LXJ5SW2XRNTMQMUY67Q4LWIJC \
  | 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: f2ee9ecadabc5b364194c7bf0e2ec848be83f2d13fc8b745cb23bf976ddd0a5f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8005fceb477650523a4d0756a1e374be3aebe3c3a33c4ad30fcc8787baf765cf",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2018-07-24T01:11:19Z",
    "title_canon_sha256": "24f1df306f25bfc8c6e576b2fbfe99c70045edd768564e53cc6546e3e48d1a7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.08873",
    "kind": "arxiv",
    "version": 3
  }
}