Pith Number

pith:QX36Y6HC

pith:2009:QX36Y6HC5F2P4IOL6TYPD6HQJY

not attested not anchored not stored refs pending

Measuring cosmic shear with the ring statistics

Elisabeth Krause, Peter Schneider, Tim Eifler

arxiv:0907.2320 v1 · 2009-07-14 · 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{QX36Y6HC5F2P4IOL6TYPD6HQJY}

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	2026-05-18T02:13:03.249589Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85f7ec78e2e974fe21cbf4f0f1f8f04e30ba0c80e99fd5116e94332365558b05

Aliases

arxiv: 0907.2320 · arxiv_version: 0907.2320v1 · doi: 10.48550/arxiv.0907.2320 · pith_short_12: QX36Y6HC5F2P · pith_short_16: QX36Y6HC5F2P4IOL · pith_short_8: QX36Y6HC

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/QX36Y6HC5F2P4IOL6TYPD6HQJY \
  | 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: 85f7ec78e2e974fe21cbf4f0f1f8f04e30ba0c80e99fd5116e94332365558b05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9243ed3b3a3415e57506abe5fe913a2677cf7637f6d0a69631541e6e4d828d62",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-07-14T10:18:48Z",
    "title_canon_sha256": "e80cff77f9e2784621858c52b992f1b3ef73c6fdb5ffc064cb5f77271e09975e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.2320",
    "kind": "arxiv",
    "version": 1
  }
}