Pith Number

pith:SPNNX4HG

pith:2015:SPNNX4HGERGJRBYF5H7KTD36BI

not attested not anchored not stored refs pending

Linear negative dispersion with a gain doublet via optomechanical interactions

Chunnong Zhao, David G. Blair, Jiayi Qin, Li Ju, Yiqiu Ma

arxiv:1502.06083 v1 · 2015-02-21 · 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{SPNNX4HGERGJRBYF5H7KTD36BI}

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	2026-05-18T01:17:20.625702Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93dadbf0e6244c988705e9fea98f7e0a2157c4fc6fa85dd3e1bcbd706189d8e2

Aliases

arxiv: 1502.06083 · arxiv_version: 1502.06083v1 · doi: 10.48550/arxiv.1502.06083 · pith_short_12: SPNNX4HGERGJ · pith_short_16: SPNNX4HGERGJRBYF · pith_short_8: SPNNX4HG

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/SPNNX4HGERGJRBYF5H7KTD36BI \
  | 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: 93dadbf0e6244c988705e9fea98f7e0a2157c4fc6fa85dd3e1bcbd706189d8e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e5d955820c7091841df6ffad74c6b4d23177fe5ab35631876efbe3d906a052f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-02-21T07:48:09Z",
    "title_canon_sha256": "a161b1bea8f448c20ab0d27c6c34796c859dd3b06c9c4ed3e0dc20c29353621b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.06083",
    "kind": "arxiv",
    "version": 1
  }
}