Pith Number

pith:UKRP5G6X

pith:2013:UKRP5G6XFH3JSQ3J255MF22DNH

not attested not anchored not stored refs pending

Frequency agile microwave photonic notch filter with anomalously-high stopband rejection

Benjamin J. Eggleton, Blair Morrison, David Marpaung, Ravi Pant

arxiv:1308.1146 v1 · 2013-08-06 · 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{UKRP5G6XFH3JSQ3J255MF22DNH}

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	2026-05-18T01:48:23.423135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2a2fe9bd729f6994369d77ac2eb4369e2f50bd18ccde8057e5ba88185d7eded

Aliases

arxiv: 1308.1146 · arxiv_version: 1308.1146v1 · doi: 10.48550/arxiv.1308.1146 · pith_short_12: UKRP5G6XFH3J · pith_short_16: UKRP5G6XFH3JSQ3J · pith_short_8: UKRP5G6X

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/UKRP5G6XFH3JSQ3J255MF22DNH \
  | 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: a2a2fe9bd729f6994369d77ac2eb4369e2f50bd18ccde8057e5ba88185d7eded

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "914d7ac2a5ef2a5212abe682be9db77de4bb05cedf4946249808a75d85324ce6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-08-06T00:52:15Z",
    "title_canon_sha256": "340a78c355350e314012ea9ca9c7a1f45f73a0e82fe2a68d65e40affc889f6f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.1146",
    "kind": "arxiv",
    "version": 1
  }
}