Pith Number

pith:SZULF6NO

pith:2012:SZULF6NO64CF2465IEEZWEEQON

not attested not anchored not stored refs pending

Sensors and Actuators for the Advanced LIGO Mirror Suspensions

A. Freise, A. Vecchio, C. C. Speake, D. Hoyland, D. Lodhia, J. Greenhalgh, J. Heefner, K. A. Strain, L. Carbone, N. A. Lockerbie, N. A. Robertson, R. M. Cutler, S. M. Aston

arxiv:1205.5643 v1 · 2012-05-25 · gr-qc · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SZULF6NO64CF2465IEEZWEEQON}

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	2026-05-18T03:54:50.649918Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9668b2f9aef7045d73dd41099b10907349c7189fcb5894bef394993e7114e4e9

Aliases

arxiv: 1205.5643 · arxiv_version: 1205.5643v1 · doi: 10.48550/arxiv.1205.5643 · pith_short_12: SZULF6NO64CF · pith_short_16: SZULF6NO64CF2465 · pith_short_8: SZULF6NO

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/SZULF6NO64CF2465IEEZWEEQON \
  | 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: 9668b2f9aef7045d73dd41099b10907349c7189fcb5894bef394993e7114e4e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e0fbf0c1ba42d52e8b57beea4ec85772094334cd48da50c960954429e23766a",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-05-25T09:21:40Z",
    "title_canon_sha256": "81bb4d9af1be2c6d2951a1e5f798b4ea09c8978f48f19e94cfc705ca8dec79dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.5643",
    "kind": "arxiv",
    "version": 1
  }
}