Pith Number

pith:QVVRD7FD

pith:2007:QVVRD7FDYA7LMKRFK4YLS426G2

not attested not anchored not stored refs pending

Weak lensing ellipticities in a strong lensing regime

David M. Goldberg, Richard Massey

arxiv:0709.1479 v2 · 2007-09-11 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QVVRD7FDYA7LMKRFK4YLS426G2}

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	2026-05-18T04:36:41.937218Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

856b11fca3c03eb62a255730b9735e369de163293469748bdc967c9072677641

Aliases

arxiv: 0709.1479 · arxiv_version: 0709.1479v2 · doi: 10.48550/arxiv.0709.1479 · pith_short_12: QVVRD7FDYA7L · pith_short_16: QVVRD7FDYA7LMKRF · pith_short_8: QVVRD7FD

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/QVVRD7FDYA7LMKRFK4YLS426G2 \
  | 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: 856b11fca3c03eb62a255730b9735e369de163293469748bdc967c9072677641

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b72c73805ebc0da66c3082e7e33e64fb74148e083ca15e7888631ebe7838711",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-09-11T02:14:59Z",
    "title_canon_sha256": "8895c469bfaee0278aa46b21afc23c6e16a3f195be1971edaf82618fefed964f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0709.1479",
    "kind": "arxiv",
    "version": 2
  }
}