Pith Number

pith:UQLS67IN

pith:2011:UQLS67INZX57X2XGN5I7YOAWOL

not attested not anchored not stored refs pending

Upper Limit on Gravitational Wave Backgrounds at 0.2 Hz with Torsion-bar Antenna

Akiteru Takamori, Hirotaka Takahashi, Kenshi Okada, Kimio Tsubono, Koji Ishidoshiro, Masaki Ando, Nobuyuki Kanda, Nobuyuki Matsumoto, Wataru Kokuyama, Yoichi Aso

arxiv:1103.0346 v1 · 2011-03-02 · gr-qc · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UQLS67INZX57X2XGN5I7YOAWOL}

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	2026-05-18T04:22:41.126935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4172f7d0dcdfbfbeae66f51fc381672e7067b705e5b2e467a8376ee228d98bd

Aliases

arxiv: 1103.0346 · arxiv_version: 1103.0346v1 · doi: 10.48550/arxiv.1103.0346 · pith_short_12: UQLS67INZX57 · pith_short_16: UQLS67INZX57X2XG · pith_short_8: UQLS67IN

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/UQLS67INZX57X2XGN5I7YOAWOL \
  | 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: a4172f7d0dcdfbfbeae66f51fc381672e7067b705e5b2e467a8376ee228d98bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aff2868e3ef5343f2d24e13dd25371d26813012ea1e245851c8c1b359d9ed0da",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-03-02T04:51:37Z",
    "title_canon_sha256": "7520664473d8cd12a33ba3cf4bfb92bd37bd12e414dedb0055b6440d83cbb402"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.0346",
    "kind": "arxiv",
    "version": 1
  }
}