Pith Number

pith:WHWZOENT

pith:2010:WHWZOENTJL4Z55GMS4WUU2OGI6

not attested not anchored not stored refs pending

Mid-infrared optical parametric amplifier using silicon nanophotonic waveguides

Richard M. Osgood Jr., William M. J. Green, Xiaoping Liu, Yurii A. Vlasov

arxiv:1001.1533 v1 · 2010-01-10 · 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{WHWZOENTJL4Z55GMS4WUU2OGI6}

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	2026-05-18T02:10:03.295285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1ed9711b34af99ef4cc972d4a69c647bf45e1305bfa84ed457221d68244470b

Aliases

arxiv: 1001.1533 · arxiv_version: 1001.1533v1 · doi: 10.48550/arxiv.1001.1533 · pith_short_12: WHWZOENTJL4Z · pith_short_16: WHWZOENTJL4Z55GM · pith_short_8: WHWZOENT

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/WHWZOENTJL4Z55GMS4WUU2OGI6 \
  | 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: b1ed9711b34af99ef4cc972d4a69c647bf45e1305bfa84ed457221d68244470b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8264fd26a5856766893eb582a4452931b5f67a68fbccb9f802ce3dd227e49aa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2010-01-10T16:52:37Z",
    "title_canon_sha256": "d047399c0b7dd6a7a786d13cfeca3d206588b028e14290ace8071213e7054841"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.1533",
    "kind": "arxiv",
    "version": 1
  }
}