Pith Number

pith:GZIXPHLL

pith:2021:GZIXPHLL7HJWEIFMXLPFVQBX6M

not attested not anchored not stored refs pending

Experimental demonstration of a mmWave passive access point extender based on a binary reconfigurable intelligent surface

Akira Kumagai, Geoffroy Lerosey, Jean-Baptiste Gros, Kotaro Enomoto, Mathias Fink, Mikhail Odit, Vladimir Lenets, Vladislav Popov

arxiv:2107.02087 v1 · 2021-07-05 · physics.app-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GZIXPHLL7HJWEIFMXLPFVQBX6M}

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	2026-07-05T02:55:03.473051Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3651779d6bf9d36220acbade5ac037f301b9e4a680ac3cee070c500c30c42a87

Aliases

arxiv: 2107.02087 · arxiv_version: 2107.02087v1 · doi: 10.48550/arxiv.2107.02087 · pith_short_12: GZIXPHLL7HJW · pith_short_16: GZIXPHLL7HJWEIFM · pith_short_8: GZIXPHLL

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/GZIXPHLL7HJWEIFMXLPFVQBX6M \
  | 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: 3651779d6bf9d36220acbade5ac037f301b9e4a680ac3cee070c500c30c42a87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee1fb53bd142d80136a9bc1432ca87e34eb6708581430f50f05f8ef859660c41",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2021-07-05T15:28:14Z",
    "title_canon_sha256": "1edcc6a3844637d1347a4ed20cc000d158014ac8dedb6684523a36482f32adc9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.02087",
    "kind": "arxiv",
    "version": 1
  }
}