Pith Number

pith:R2T3NIKJ

pith:2018:R2T3NIKJMAZFDNQZRZNETQB7F5

not attested not anchored not stored refs pending

Extraordinarily transparent compact metallic metamaterials

Miguel A. Correa-Duarte, Nicolas Pazos-Perez, Ramon A. Alvarez-Puebla, Richard V. Craster, Samuel J. Palmer, Stefan A. Maier, Vincenzo Giannini, Xiaofei Xiao

arxiv:1811.08796 v1 · 2018-11-21 · 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{R2T3NIKJMAZFDNQZRZNETQB7F5}

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	2026-05-17T23:43:04.270024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ea7b6a149603251b6198e5a49c03f2f696fd9b2f701f15fa15c279b02cc36db

Aliases

arxiv: 1811.08796 · arxiv_version: 1811.08796v1 · doi: 10.48550/arxiv.1811.08796 · pith_short_12: R2T3NIKJMAZF · pith_short_16: R2T3NIKJMAZFDNQZ · pith_short_8: R2T3NIKJ

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/R2T3NIKJMAZFDNQZRZNETQB7F5 \
  | 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: 8ea7b6a149603251b6198e5a49c03f2f696fd9b2f701f15fa15c279b02cc36db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef179f499e59467a1cc09c74311c9dbbf256e4c040037b6891cbe54ea1a131cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-11-21T15:48:52Z",
    "title_canon_sha256": "0200fced055c5a7314faa63db489b02f9f08c111ffb3beb2868262934cd394bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.08796",
    "kind": "arxiv",
    "version": 1
  }
}