Pith Number

pith:HTPPI7K3

pith:1996:HTPPI7K3UHQZF2L6OMEKH63EEO

not attested not anchored not stored refs pending

Probing the dynamics of cluster-lenses

Cambridge), Jean-Paul Kneib (IoA, Priyamvada Natarajan

arxiv:astro-ph/9602035 v2 · 1996-02-08 · 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{HTPPI7K3UHQZF2L6OMEKH63EEO}

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	2026-05-18T01:40:21.861087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3cdef47d5ba1e192e97e7308a3fb64239a23d315832292ca433e34aacf67d141

Aliases

arxiv: astro-ph/9602035 · arxiv_version: astro-ph/9602035v2 · doi: 10.48550/arxiv.astro-ph/9602035 · pith_short_12: HTPPI7K3UHQZ · pith_short_16: HTPPI7K3UHQZF2L6 · pith_short_8: HTPPI7K3

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/HTPPI7K3UHQZF2L6OMEKH63EEO \
  | 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: 3cdef47d5ba1e192e97e7308a3fb64239a23d315832292ca433e34aacf67d141

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b15b0a0f1a9814b8145c31b64b44f322b1d86a27aa7185790b07a1de36caad0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-02-08T00:06:33Z",
    "title_canon_sha256": "7e0ed1eabea3c880882a8478335811939f2d51f1b24c3fe6a2b1fb79d2328482"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9602035",
    "kind": "arxiv",
    "version": 2
  }
}