Pith Number

pith:3ET3TB3S

pith:2012:3ET3TB3SXQV3SRFRDLPPOQDDFU

not attested not anchored not stored refs pending

On-chip optical filters with designable characteristics based on an interferometer with embedded silicon photonic structures

C. W. Wong, M. Lu, M. S. Aras, N. C. Panoiu, S. Kocaman

arxiv:1201.2285 v1 · 2012-01-11 · 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{3ET3TB3SXQV3SRFRDLPPOQDDFU}

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	2026-05-18T01:58:52.891225Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d927b98772bc2bb944b11adef740632d209f27400d73c01bbffb919dc84f2b15

Aliases

arxiv: 1201.2285 · arxiv_version: 1201.2285v1 · doi: 10.48550/arxiv.1201.2285 · pith_short_12: 3ET3TB3SXQV3 · pith_short_16: 3ET3TB3SXQV3SRFR · pith_short_8: 3ET3TB3S

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/3ET3TB3SXQV3SRFRDLPPOQDDFU \
  | 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: d927b98772bc2bb944b11adef740632d209f27400d73c01bbffb919dc84f2b15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af8e4728a43b5d71ae4c8804216cdd59a65a27c2b161a4168b99b4bd8741b560",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-01-11T11:51:32Z",
    "title_canon_sha256": "9517b085776643a2bb68b438818ae86ccdd50bdbbb91bf943fb0450f06db8a12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.2285",
    "kind": "arxiv",
    "version": 1
  }
}