Pith Number

pith:U2LHZIB3

pith:2021:U2LHZIB3BAZ24CYSHFZLKF2ZEL

not attested not anchored not stored refs pending

Coherently time-varying metasurfaces

A. Diaz-Rubio, M. H. Mostafa, M. S. Mirmoosa, S. A. Tretyakov

arxiv:2109.10112 v3 · 2021-09-21 · physics.app-ph · 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{U2LHZIB3BAZ24CYSHFZLKF2ZEL}

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	2026-07-05T05:52:50.418781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6967ca03b0833ae0b123972b5175922cbd2de011c903ed8bc08b27db9969d6f

Aliases

arxiv: 2109.10112 · arxiv_version: 2109.10112v3 · doi: 10.48550/arxiv.2109.10112 · pith_short_12: U2LHZIB3BAZ2 · pith_short_16: U2LHZIB3BAZ24CYS · pith_short_8: U2LHZIB3

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/U2LHZIB3BAZ24CYSHFZLKF2ZEL \
  | 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: a6967ca03b0833ae0b123972b5175922cbd2de011c903ed8bc08b27db9969d6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54e648e96a406ffe0b0270c935766333a509d6323442b4fe711362a7847c17d3",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2021-09-21T11:48:40Z",
    "title_canon_sha256": "986eb7bb9faf575fbe886d6788a3a0c1a6b4073d96e50bd10f33210e85ce87a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.10112",
    "kind": "arxiv",
    "version": 3
  }
}