Pith Number

pith:YIGSDOJ6

pith:2010:YIGSDOJ67YCXEBB2YUOM5GEGDO

not attested not anchored not stored refs pending

Silicon Waveguides and Ring Resonators at 5.5 {\mu}m

Alexander Spott, Michael Hochberg, Rob Ilic, Tom Baehr-Jones, Yang Liu

arxiv:1008.2978 v1 · 2010-08-17 · 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{YIGSDOJ67YCXEBB2YUOM5GEGDO}

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	2026-05-18T02:05:47.288821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c20d21b93efe0572043ac51cce98861b96989ddd0fbac89220fa03f7d8cee18e

Aliases

arxiv: 1008.2978 · arxiv_version: 1008.2978v1 · doi: 10.48550/arxiv.1008.2978 · pith_short_12: YIGSDOJ67YCX · pith_short_16: YIGSDOJ67YCXEBB2 · pith_short_8: YIGSDOJ6

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/YIGSDOJ67YCXEBB2YUOM5GEGDO \
  | 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: c20d21b93efe0572043ac51cce98861b96989ddd0fbac89220fa03f7d8cee18e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1efea468e182c7a4c6c655d9cffc9335e16f7532724b7798b7e172dec456aad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2010-08-17T22:16:38Z",
    "title_canon_sha256": "b4e87d6e651518431b0d172a2caa0a85119ecb4ac3bdc480c28173cadef9bcfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.2978",
    "kind": "arxiv",
    "version": 1
  }
}