Pith Number

pith:UMHNPU7B

pith:2015:UMHNPU7BAWY4PCLBHHNWBU3EZW

not attested not anchored not stored refs pending

Nonlinear terahertz devices utilizing semiconducting plasmonic metamaterials

George R. Keiser, Huseyin R. Seren, Jingdi Zhang, Kebin Fan, Richard D. Averitt, Scott J. Maddox, Seth R. Bank, Xiaoguang Zhao, Xin Zhang

arxiv:1508.03183 v1 · 2015-08-13 · 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{UMHNPU7BAWY4PCLBHHNWBU3EZW}

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	2026-05-18T01:11:51.468520Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a30ed7d3e105b1c7896139db60d364cd8024ee368691bac4530ef76f11c07fc3

Aliases

arxiv: 1508.03183 · arxiv_version: 1508.03183v1 · doi: 10.48550/arxiv.1508.03183 · pith_short_12: UMHNPU7BAWY4 · pith_short_16: UMHNPU7BAWY4PCLB · pith_short_8: UMHNPU7B

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/UMHNPU7BAWY4PCLBHHNWBU3EZW \
  | 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: a30ed7d3e105b1c7896139db60d364cd8024ee368691bac4530ef76f11c07fc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ac3b2a08562ec68d73fbe9b0d4d212f98250059adaa4af777ea03993f2331e9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-08-13T12:03:37Z",
    "title_canon_sha256": "f3ac3996f8cf8a8be7328768c53307a13dfb84b86ddd8c1525a4077fc2157201"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.03183",
    "kind": "arxiv",
    "version": 1
  }
}