Pith Number

pith:24MWPM5F

pith:2009:24MWPM5FXLB4PCOPXFW7KYOZ2Q

not attested not anchored not stored refs pending

Building blocks for future detectors: Silicon test masses and 1550 nm laser light

B. Willke, D. Friedrich, F. Br\"uckner, H. L\"uck, J. D\"uck, K. Danzmann, M. Britzger, M. Mehmet, O. Burmeister, R. Nawrodt, R. Schnabel, S. Steinlechner, T. Eberle

arxiv:0912.3164 v1 · 2009-12-16 · physics.ins-det · gr-qc · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{24MWPM5FXLB4PCOPXFW7KYOZ2Q}

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	2026-05-18T02:33:56.306763Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d71967b3a5bac3c789cfb96df561d9d4370cb6b1d58d26531a8eb4129df92574

Aliases

arxiv: 0912.3164 · arxiv_version: 0912.3164v1 · doi: 10.48550/arxiv.0912.3164 · pith_short_12: 24MWPM5FXLB4 · pith_short_16: 24MWPM5FXLB4PCOP · pith_short_8: 24MWPM5F

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/24MWPM5FXLB4PCOPXFW7KYOZ2Q \
  | 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: d71967b3a5bac3c789cfb96df561d9d4370cb6b1d58d26531a8eb4129df92574

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c208a7092d1aafb4f9f642ff27cf47e6e659f79a01a134fb14c4ea365cc9dc5c",
    "cross_cats_sorted": [
      "gr-qc",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2009-12-16T15:33:34Z",
    "title_canon_sha256": "07075a55598ea529319a0b5bc6cbc696abbcee90cb5b0ad55b32a24973409bf3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.3164",
    "kind": "arxiv",
    "version": 1
  }
}