Pith Number

pith:B7KQJ4K5

pith:2012:B7KQJ4K53SBGYKFSPDK77KCRXW

not attested not anchored not stored refs pending

Gravitational Lensing Simulations I : Covariance Matrices and Halo Catalogues

Joachim Harnois-Deraps, Ludovic Van Waerbeke, Sanaz Vafaei

arxiv:1202.2332 v2 · 2012-02-10 · 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{B7KQJ4K53SBGYKFSPDK77KCRXW}

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	2026-05-18T01:58:31.208485Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fd504f15ddc826c28b278d5ffa851bdbcb332f65d3f86a3440db567b0165095

Aliases

arxiv: 1202.2332 · arxiv_version: 1202.2332v2 · doi: 10.48550/arxiv.1202.2332 · pith_short_12: B7KQJ4K53SBG · pith_short_16: B7KQJ4K53SBGYKFS · pith_short_8: B7KQJ4K5

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/B7KQJ4K53SBGYKFSPDK77KCRXW \
  | 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: 0fd504f15ddc826c28b278d5ffa851bdbcb332f65d3f86a3440db567b0165095

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8dd58689f569c721fd06f66b77410cc25702634c73398c99567b64e3f09802ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-02-10T19:15:14Z",
    "title_canon_sha256": "c753f269377df006ee376da18b7b500911c4eb47e168ae496b92b52f53aeb800"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.2332",
    "kind": "arxiv",
    "version": 2
  }
}