Pith Number

pith:ZTZUNR2W

pith:2009:ZTZUNR2WUGEIAAIEEFH2XK6LMF

not attested not anchored not stored refs pending

Terahertz metamaterial with asymmetric transmission

A. K. Azad, C. Menzel, C. Rockstuhl, E. Plum, F. Lederer, N. I. Zheludev, R. A. Cheville, R. Singh, W. Zhang

arxiv:0908.2524 v2 · 2009-08-18 · 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{ZTZUNR2WUGEIAAIEEFH2XK6LMF}

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	2026-05-18T04:41:35.026135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccf346c756a188800104214fababcb6151266fd93a7b561061e50144f2af6c8f

Aliases

arxiv: 0908.2524 · arxiv_version: 0908.2524v2 · doi: 10.48550/arxiv.0908.2524 · pith_short_12: ZTZUNR2WUGEI · pith_short_16: ZTZUNR2WUGEIAAIE · pith_short_8: ZTZUNR2W

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/ZTZUNR2WUGEIAAIEEFH2XK6LMF \
  | 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: ccf346c756a188800104214fababcb6151266fd93a7b561061e50144f2af6c8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "445c8315376ab70c92450e907422118d558babf02ab889d4eeb8ec5a165be753",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2009-08-18T09:10:12Z",
    "title_canon_sha256": "8a39f7deffac16c84e3adedeb003e672cf01960c8eddfa14600060ba5f3bfede"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.2524",
    "kind": "arxiv",
    "version": 2
  }
}