Pith Number

pith:JC7TX77D

pith:2007:JC7TX77DUL7GG2BZDPRCCRV2CV

not attested not anchored not stored refs pending

The Stability of the Point Spread Function of the Advanced Camera for Surveys on the Hubble Space Telescope and Implications for Weak Gravitational Lensing

Alexandre Refregier, Alexie Leauthaud, Anton Koekemoer, Catherine Heymans, James E. Taylor, Jason D. Rhodes, Jean-Paul Kneib, Jonathan P. Gardner, Justin Albert, Ludovic Van Waerbeke, Nicholas Collins, Richard Massey, Richard S. Ellis, Yannick Mellier

arxiv:astro-ph/0702140 v1 · 2007-02-06 · 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{JC7TX77DUL7GG2BZDPRCCRV2CV}

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	2026-07-04T17:07:37.656426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48bf3bffe3a2fe6368391be22146ba157beff8c402a9e0efc8103049158110f1

Aliases

arxiv: astro-ph/0702140 · arxiv_version: astro-ph/0702140v1 · doi: 10.48550/arxiv.astro-ph/0702140 · pith_short_12: JC7TX77DUL7G · pith_short_16: JC7TX77DUL7GG2BZ · pith_short_8: JC7TX77D

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/JC7TX77DUL7GG2BZDPRCCRV2CV \
  | 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: 48bf3bffe3a2fe6368391be22146ba157beff8c402a9e0efc8103049158110f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b866d36c70a56ccb408418a3b935cf143dfa4e1913ace55393cb9768fb6129a4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-02-06T01:06:01Z",
    "title_canon_sha256": "b6eb11e35435aa8bf10ab9ef440c5f48acc77ef828207b26af4d7fa6fc849658"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0702140",
    "kind": "arxiv",
    "version": 1
  }
}