Pith Number

pith:7UT2BLV3

pith:2013:7UT2BLV3HFWFNSKXK6MS35CFMV

not attested not anchored not stored refs pending

Multi-spectral near perfect metamaterial absorbers using spatially multiplexed plasmon resonance metal square structures

Boyang Zhang, Joshua Hendrickson, Junpeng Guo

arxiv:1301.7142 v1 · 2013-01-30 · 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{7UT2BLV3HFWFNSKXK6MS35CFMV}

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	2026-05-18T01:51:57.185486Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd27a0aebb396c56c95757992df4456565b10f561d8032164befaf1679624ed6

Aliases

arxiv: 1301.7142 · arxiv_version: 1301.7142v1 · doi: 10.48550/arxiv.1301.7142 · pith_short_12: 7UT2BLV3HFWF · pith_short_16: 7UT2BLV3HFWFNSKX · pith_short_8: 7UT2BLV3

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/7UT2BLV3HFWFNSKXK6MS35CFMV \
  | 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: fd27a0aebb396c56c95757992df4456565b10f561d8032164befaf1679624ed6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e78b4907d0e41051dbd1e0eb469ebc5333df3e4f1ef3c9191339a1d19ed5fafb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-01-30T05:11:41Z",
    "title_canon_sha256": "cb4068ed50de01c726e2b361aa184072aecfcf979e09bfbad1180b7ec42a0915"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.7142",
    "kind": "arxiv",
    "version": 1
  }
}