Pith Number

pith:NOEKR4JS

pith:1996:NOEKR4JSSK56F7242CHJTAZTJU

not attested not anchored not stored refs pending

Galaxy Dark Matter: Galaxy-Galaxy Lensing in the Hubble Deep Field

Ian P. Dell'Antonio, J. Anthony Tyson (Bell Laboratories, Lucent Technologies)

arxiv:astro-ph/9608043 v1 · 1996-08-09 · 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{NOEKR4JSSK56F7242CHJTAZTJU}

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	2026-07-04T16:00:12.792385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b88a8f13292bbe2ff5cd08e9983334d29a5bad6528cc1564133d4b2e8c26aae

Aliases

arxiv: astro-ph/9608043 · arxiv_version: astro-ph/9608043v1 · doi: 10.48550/arxiv.astro-ph/9608043 · pith_short_12: NOEKR4JSSK56 · pith_short_16: NOEKR4JSSK56F724 · pith_short_8: NOEKR4JS

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/NOEKR4JSSK56F7242CHJTAZTJU \
  | 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: 6b88a8f13292bbe2ff5cd08e9983334d29a5bad6528cc1564133d4b2e8c26aae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "303ee8419b94b6ce5559697acbaa44f8b3548ad1925254b9eb21c7713d6cf632",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-08-09T15:49:33Z",
    "title_canon_sha256": "0e6fed96aa6c06be13cd4b5f63f32bc1991ab12695db3ad1022e31f1afe2484d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9608043",
    "kind": "arxiv",
    "version": 1
  }
}