Pith Number

pith:WGV6OXXF

pith:2008:WGV6OXXFCL64VEVTXLHLJVMJJI

not attested not anchored not stored refs pending

A picogram and nanometer scale photonic crystal opto-mechanical cavity

J. Chan, K. J. Vahala, M. Eichenfield, O. Painter, R. Camacho

arxiv:0812.2953 v1 · 2008-12-16 · 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{WGV6OXXFCL64VEVTXLHLJVMJJI}

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	2026-05-18T04:11:08.634707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1abe75ee512fdca92b3baceb4d5894a13b396dbfe94fd7ea7d56fd5f7fc08f0

Aliases

arxiv: 0812.2953 · arxiv_version: 0812.2953v1 · doi: 10.48550/arxiv.0812.2953 · pith_short_12: WGV6OXXFCL64 · pith_short_16: WGV6OXXFCL64VEVT · pith_short_8: WGV6OXXF

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/WGV6OXXFCL64VEVTXLHLJVMJJI \
  | 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: b1abe75ee512fdca92b3baceb4d5894a13b396dbfe94fd7ea7d56fd5f7fc08f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3521df9e0a4f8f96d8536b99cbbca7cb278b77f986ca57ad78fef0cbad784200",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2008-12-16T01:29:23Z",
    "title_canon_sha256": "ba652169ec9d3650c5b783e2e27ba9c7a18e1adb14985b0c2483a09d6ca3fbb7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.2953",
    "kind": "arxiv",
    "version": 1
  }
}