Pith Number

pith:2KKD3BS4

pith:2019:2KKD3BS4CCKHZ74XMCUL6A54RF

not attested not anchored not stored refs pending

Reconfigurable Liquid Crystal Reflectarray Metasurface for THz Communications

Dehao Wu, Maziar Nekovee, Xiaomin Meng

arxiv:1908.02736 v1 · 2019-08-07 · physics.app-ph · physics.comp-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{2KKD3BS4CCKHZ74XMCUL6A54RF}

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	2026-07-04T23:52:11.725421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2943d865c10947cff9760a8bf03bc894de49f9bf362c08e808c2a09cf4cef2d

Aliases

arxiv: 1908.02736 · arxiv_version: 1908.02736v1 · doi: 10.48550/arxiv.1908.02736 · pith_short_12: 2KKD3BS4CCKH · pith_short_16: 2KKD3BS4CCKHZ74X · pith_short_8: 2KKD3BS4

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/2KKD3BS4CCKHZ74XMCUL6A54RF \
  | 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: d2943d865c10947cff9760a8bf03bc894de49f9bf362c08e808c2a09cf4cef2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b822275d85558f141dcb67b697bb96b7d75017189355aaeb690e20ea3e593901",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2019-08-07T17:26:10Z",
    "title_canon_sha256": "1dbf43c248f39e2748b0b1439e342bf553da0071aa47bfcb089c7cca8bb1c5a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02736",
    "kind": "arxiv",
    "version": 1
  }
}