Pith Number

pith:EWZE5XUE

pith:2015:EWZE5XUE6CCL4S5DXYIAWU46NP

not attested not anchored not stored refs pending

Efficient Forward Second-Harmonic Generation from Planar Archimedean Nanospirals

Guillermo Vargas, Jed I. Ziegler, Richard F. Haglund Jr, Roderick B. Davidson II, Sergey M. Avanesyan

arxiv:1502.07313 v1 · 2015-02-25 · 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{EWZE5XUE6CCL4S5DXYIAWU46NP}

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	2026-05-18T02:26:11.341561Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25b24ede84f084be4ba3be100b539e6be99b301962447838c3eb96d9f09a0186

Aliases

arxiv: 1502.07313 · arxiv_version: 1502.07313v1 · doi: 10.48550/arxiv.1502.07313 · pith_short_12: EWZE5XUE6CCL · pith_short_16: EWZE5XUE6CCL4S5D · pith_short_8: EWZE5XUE

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/EWZE5XUE6CCL4S5DXYIAWU46NP \
  | 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: 25b24ede84f084be4ba3be100b539e6be99b301962447838c3eb96d9f09a0186

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d39838cb8ed64fb2018be34e58c60ecd1f1ab03688e6045fe49051edc9d3ee56",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-02-25T19:20:00Z",
    "title_canon_sha256": "aea71838131c43ba0697add759c82e8bcc8db2ca0c7efeeb9c12b24d8620aac1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.07313",
    "kind": "arxiv",
    "version": 1
  }
}