Pith Number

pith:KE7SQLX2

pith:2015:KE7SQLX2R2NKZHO3FERSFCSRTK

not attested not anchored not stored refs pending

Metasurface Spatial Processor for Electromagnetic Remote Control

Christophe Caloz, Guillaume Lavigne, Karim Achouri, Mohamed Ahmed Salem

arxiv:1510.05726 v1 · 2015-10-20 · 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{KE7SQLX2R2NKZHO3FERSFCSRTK}

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	2026-05-18T01:14:02.918870Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

513f282efa8e9aac9ddb2923228a519aaa019910b405735e62acaa60b9d7122c

Aliases

arxiv: 1510.05726 · arxiv_version: 1510.05726v1 · doi: 10.48550/arxiv.1510.05726 · pith_short_12: KE7SQLX2R2NK · pith_short_16: KE7SQLX2R2NKZHO3 · pith_short_8: KE7SQLX2

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/KE7SQLX2R2NKZHO3FERSFCSRTK \
  | 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: 513f282efa8e9aac9ddb2923228a519aaa019910b405735e62acaa60b9d7122c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f5f57946d13cae85f5c9927d957f337712dc4c4a5641227543203791d692bec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-10-20T00:16:11Z",
    "title_canon_sha256": "86cf061e99a6e17f7dd547b78b2685a5387c1c283870a5e4c8a27e712f43c82f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.05726",
    "kind": "arxiv",
    "version": 1
  }
}