Pith Number

pith:LG5F4LFQ

pith:2022:LG5F4LFQ4ILCP2XFXD5OZTG2E7

not attested not anchored not stored refs pending

Cryogenic optical shadow sensors for future gravitational wave detectors

Amit Singh Ubhi, David Hoyland, Denis Martynov, John Bryant

arxiv:2205.08881 v1 · 2022-05-18 · astro-ph.IM · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LG5F4LFQ4ILCP2XFXD5OZTG2E7}

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	2026-07-05T05:04:13.239750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59ba5e2cb0e21627eae5b8faecccda27d94e3e7a2342ae7a4fe1e79ebe021ee5

Aliases

arxiv: 2205.08881 · arxiv_version: 2205.08881v1 · doi: 10.48550/arxiv.2205.08881 · pith_short_12: LG5F4LFQ4ILC · pith_short_16: LG5F4LFQ4ILCP2XF · pith_short_8: LG5F4LFQ

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/LG5F4LFQ4ILCP2XFXD5OZTG2E7 \
  | 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: 59ba5e2cb0e21627eae5b8faecccda27d94e3e7a2342ae7a4fe1e79ebe021ee5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd124085af31c3528b42c08dd362de52c5977391fe5ea85787f720063cbd98e4",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2022-05-18T12:11:50Z",
    "title_canon_sha256": "6c8fe391aed478036141c1d1b2d729e886524da0e81d0241c4c9f13f0fc7cb0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.08881",
    "kind": "arxiv",
    "version": 1
  }
}