Pith Number

pith:QDMH7QIY

pith:2017:QDMH7QIYMKGS5FBFKNQR4L76AB

not attested not anchored not stored refs pending

Towards Random Metasurface based Devices

Boubacar Kant\'e, LiYi Hsu, Matthieu Dupr\'e

arxiv:1708.07865 v1 · 2017-08-25 · 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{QDMH7QIYMKGS5FBFKNQR4L76AB}

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	2026-05-18T00:24:35.235617Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80d87fc118628d2e942553611e2ffe005c66d679aeabe4bcf14474b64cfa1a24

Aliases

arxiv: 1708.07865 · arxiv_version: 1708.07865v1 · doi: 10.48550/arxiv.1708.07865 · pith_short_12: QDMH7QIYMKGS · pith_short_16: QDMH7QIYMKGS5FBF · pith_short_8: QDMH7QIY

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/QDMH7QIYMKGS5FBFKNQR4L76AB \
  | 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: 80d87fc118628d2e942553611e2ffe005c66d679aeabe4bcf14474b64cfa1a24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcb7db3cba8ab83c12f0181c3fdaa0ea6e8033356796513f53b805d6a1c5f6bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2017-08-25T19:11:50Z",
    "title_canon_sha256": "3ee8e7810e683f8ef339754318e67ace620908e9164f91142e656c57a281175f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.07865",
    "kind": "arxiv",
    "version": 1
  }
}