Pith Number

pith:JGU7VIZW

pith:2011:JGU7VIZWRFADB6U6JENAADXH4G

not attested not anchored not stored refs pending

Comb-Based Radio-Frequency Photonic Filters with Rapid Tunability and High Selectivity

Andrew M. Weiner, Christopher M. Long, Daniel E. Leaird, Ehsan Hamidi, Fahmida Ferdous, Rui Wu, V. R. Supradeepa

arxiv:1105.0722 v4 · 2011-05-04 · 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{JGU7VIZWRFADB6U6JENAADXH4G}

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	2026-05-18T03:52:51.372025Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49a9faa336894030fa9e491a000ee7e198b499e37abfd5cca3a34eddc10e3db9

Aliases

arxiv: 1105.0722 · arxiv_version: 1105.0722v4 · doi: 10.48550/arxiv.1105.0722 · pith_short_12: JGU7VIZWRFAD · pith_short_16: JGU7VIZWRFADB6U6 · pith_short_8: JGU7VIZW

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/JGU7VIZWRFADB6U6JENAADXH4G \
  | 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: 49a9faa336894030fa9e491a000ee7e198b499e37abfd5cca3a34eddc10e3db9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c477e2b67d906a39d6a80f973d9f4612bf96d3ef9b20a45b81a600328baa57fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2011-05-04T02:19:35Z",
    "title_canon_sha256": "a6c0b0a660653bcb377388825311cd24e7cb567bb9c9377344475aab9a296f21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.0722",
    "kind": "arxiv",
    "version": 4
  }
}