Pith Number

pith:V66W265I

pith:1998:V66W265IIRCC2EKGMNBSG2V32J

not attested not anchored not stored refs pending

Lensed galaxies in Abell 370 I. Modeling the number counts and redshift distribution of background sources

2) J.P. Kneib (1) G. Soucail (1) T.M.D. Ebbels (3) ((1) Observatoire Midi-Pyrenees, Cambridge, France (2) Kapteyn Institute, Groningen, J. Bezecourt (1, The Netherlands (3) Institute of Astronomy, Toulouse, UK)

arxiv:astro-ph/9810199 v2 · 1998-10-13 · 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{V66W265IIRCC2EKGMNBSG2V32J}

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	2026-07-04T15:51:13.835914Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afbd6d7ba844442d11466343236abbd25f0316b13374bb166cb9b1e8750e855e

Aliases

arxiv: astro-ph/9810199 · arxiv_version: astro-ph/9810199v2 · doi: 10.48550/arxiv.astro-ph/9810199 · pith_short_12: V66W265IIRCC · pith_short_16: V66W265IIRCC2EKG · pith_short_8: V66W265I

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/V66W265IIRCC2EKGMNBSG2V32J \
  | 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: afbd6d7ba844442d11466343236abbd25f0316b13374bb166cb9b1e8750e855e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8de78cec0246bb5d0e1d27e7c3e20a4c924ed395a9907249081afb3d6cf59bbb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-10-13T16:18:05Z",
    "title_canon_sha256": "270f45bb6c2acc183d5464d0387b60a52d60111c88de0bb8c9aeda745e0a7fd5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9810199",
    "kind": "arxiv",
    "version": 2
  }
}