Pith Number

pith:IU5BON5F

pith:2003:IU5BON5FL63AXLBS4CO2PZO3UF

not attested not anchored not stored refs pending

SDSS J092455.87+021924.9: an Interesting Gravitationally Lensed Quasar from the Sloan Digital Sky Survey

Atsuko Nitta, Bartosz Pindor, Daniel C. Long, Daniel Eisenstein, David E. Johnston, Donald G. York, Donald P. Schneider, Eric H. Neilsen, Francisco J. Castander, Gordon T. Richards, J. Brinkmann, Joshua A. Frieman, Jr., Jurek Krzesi'nski, Maki Sekiguchi, Naohisa Inada, Patrick B. Hall, Paul L. Schechter, Peter R. Newman, Richard L. White, Robert H. Becker, Scott Burles, S.J. Kleinman, S. Snedden

arxiv:astro-ph/0304377 v1 · 2003-04-22 · 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{IU5BON5FL63AXLBS4CO2PZO3UF}

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.

Cited by

1 paper in Pith

Taking Inventory of the Most Promising Lensed Radio Sources for Constraining Fundamental Properties of Dark Matter

Receipt and verification

First computed	2026-05-18T03:47:51.636830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

453a1737a55fb60bac32e09da7e5dba1752a29d3bad62b223265c704b43845f8

Aliases

arxiv: astro-ph/0304377 · arxiv_version: astro-ph/0304377v1 · doi: 10.48550/arxiv.astro-ph/0304377 · pith_short_12: IU5BON5FL63A · pith_short_16: IU5BON5FL63AXLBS · pith_short_8: IU5BON5F

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/IU5BON5FL63AXLBS4CO2PZO3UF \
  | 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: 453a1737a55fb60bac32e09da7e5dba1752a29d3bad62b223265c704b43845f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7f3d71cd079387309791b2efa2f8d61d105eed355d0f48966b78a8c4157543c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-04-22T09:23:28Z",
    "title_canon_sha256": "1e9d907de1bf99aac80c64d248aba5f2303b0c43f69686c4085c826215200571"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0304377",
    "kind": "arxiv",
    "version": 1
  }
}