Pith Number

pith:T4WNQCHP

pith:2018:T4WNQCHPGUQ2WC76Q6AT3BUAHG

not attested not anchored not stored refs pending

Lightweight Carbon Fiber Mirrors for Solar Concentrator Applications

Ali Naqavi, Christophe Leclerc, Emily C. Warmann, Harry A. Atwater, Jing-Shun Huang, Michael D. Kelzenberg, Nina Vaidya, Pilar Espinet-Gonz\'alez, Sergio Pellegrino, Tatiana G. Vinogradova

arxiv:1810.09529 v1 · 2018-10-02 · physics.app-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T4WNQCHPGUQ2WC76Q6AT3BUAHG}

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	2026-05-18T00:02:39.343682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f2cd808ef3521ab0bfe87813d86803988dcbe7d46a88a0c84dbf16539ddfd03

Aliases

arxiv: 1810.09529 · arxiv_version: 1810.09529v1 · doi: 10.48550/arxiv.1810.09529 · pith_short_12: T4WNQCHPGUQ2 · pith_short_16: T4WNQCHPGUQ2WC76 · pith_short_8: T4WNQCHP

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/T4WNQCHPGUQ2WC76Q6AT3BUAHG \
  | 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: 9f2cd808ef3521ab0bfe87813d86803988dcbe7d46a88a0c84dbf16539ddfd03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f2ac3168ea4e07e41a0e3d6462f29e4d0c13d80dcb5a2c74a4c0c1268d210da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2018-10-02T00:28:33Z",
    "title_canon_sha256": "656eb400eaba209a7e69e1a6f7e6e091ecf3d805349a90754bb6d29580619a62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.09529",
    "kind": "arxiv",
    "version": 1
  }
}