Pith Number

pith:AT46R5RW

pith:2001:AT46R5RWXIZKOSBIO7B2SIAKKQ

not attested not anchored not stored refs pending

Using Gravitational Lensing to study HI clouds at high redshift

Shiv Kumar Sethi, Somnath Bharadwaj, Tarun Deep Saini

arxiv:astro-ph/0101228 v2 · 2001-01-14 · 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{AT46R5RWXIZKOSBIO7B2SIAKKQ}

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	2026-05-18T00:48:10.632717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04f9e8f636ba32a7482877c3a9200a54213bb2d8bf8fa202feeebf5607cb9b00

Aliases

arxiv: astro-ph/0101228 · arxiv_version: astro-ph/0101228v2 · doi: 10.48550/arxiv.astro-ph/0101228 · pith_short_12: AT46R5RWXIZK · pith_short_16: AT46R5RWXIZKOSBI · pith_short_8: AT46R5RW

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/AT46R5RWXIZKOSBIO7B2SIAKKQ \
  | 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: 04f9e8f636ba32a7482877c3a9200a54213bb2d8bf8fa202feeebf5607cb9b00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be1b1df080d1cee67ddb987c13ce746fdb4f6433a569bd78da787bba83fa4f4c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-01-14T15:48:25Z",
    "title_canon_sha256": "a5af9e33aabf3defb2daee5c3ec40f95dfd26ea1f3e3be24cd696d78f8b6f45d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0101228",
    "kind": "arxiv",
    "version": 2
  }
}