Pith Number

pith:QPFMZRVI

pith:2010:QPFMZRVIW5OAV4XL2R5TVBEXPO

not attested not anchored not stored refs pending

Negative optical inertia for enhancing the sensitivity of future gravitational-wave detectors

Chunnong Zhao, Farid Khalili, Haixing Miao, Helge Mueller-Ebhardt, Stefan Danilishin, Yanbei Chen

arxiv:1010.1124 v1 · 2010-10-06 · gr-qc · 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{QPFMZRVIW5OAV4XL2R5TVBEXPO}

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	2026-05-18T04:26:23.111536Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83caccc6a8b75c0af2ebd47b3a84977b861e7eda0d36037d0b19af8a66d9a62e

Aliases

arxiv: 1010.1124 · arxiv_version: 1010.1124v1 · doi: 10.48550/arxiv.1010.1124 · pith_short_12: QPFMZRVIW5OA · pith_short_16: QPFMZRVIW5OAV4XL · pith_short_8: QPFMZRVI

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/QPFMZRVIW5OAV4XL2R5TVBEXPO \
  | 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: 83caccc6a8b75c0af2ebd47b3a84977b861e7eda0d36037d0b19af8a66d9a62e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cad0d9b2d2084fc195b487eac9ba141d760f7b80e23e86cf16bac9667251d11d",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2010-10-06T11:21:52Z",
    "title_canon_sha256": "9d0b7b7cb6b532d6fac41b09679e088ba342bf153ac07f8d22a286fff096c0e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.1124",
    "kind": "arxiv",
    "version": 1
  }
}