Pith Number

pith:ICAYTWGB

pith:2018:ICAYTWGBERJP5NXKMGG72XDEHM

not attested not anchored not stored refs pending

Towards efficient random metasurfaces

Boubacar Kant\'e, Hadiseh Nasari, Matthieu Dupr\'e

arxiv:1808.08265 v1 · 2018-08-24 · 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{ICAYTWGBERJP5NXKMGG72XDEHM}

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	2026-05-18T00:07:21.686898Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

408189d8c12452feb6ea618dfd5c643b05b3e26d791e1c22f34d9a71075e1ef9

Aliases

arxiv: 1808.08265 · arxiv_version: 1808.08265v1 · doi: 10.48550/arxiv.1808.08265 · pith_short_12: ICAYTWGBERJP · pith_short_16: ICAYTWGBERJP5NXK · pith_short_8: ICAYTWGB

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/ICAYTWGBERJP5NXKMGG72XDEHM \
  | 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: 408189d8c12452feb6ea618dfd5c643b05b3e26d791e1c22f34d9a71075e1ef9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa482bbf172a88f9e6fc56c28bb72ba36d11633cd53eddaf6d1ac8e61a4ee028",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-08-24T18:45:59Z",
    "title_canon_sha256": "6637bbd79c6ade0b5bdc4b6010ba13dd71cbb52440d4b3835eb6a82450e33a4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.08265",
    "kind": "arxiv",
    "version": 1
  }
}