Pith Number

pith:3LJZ6BYU

pith:2002:3LJZ6BYUQCF62NQCDVNQU77YF3

not attested not anchored not stored refs pending

Kinematics of Galaxies in the Hubble Deep Field South: Discovery of a Very Massive Spiral at z=0.6

A. Franceschini, C.J. Cesarsky, D. Rigopoulou, H. Aussel, N. Thatte, R. Genzel

arxiv:astro-ph/0207457 v1 · 2002-07-22 · 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{3LJZ6BYUQCF62NQCDVNQU77YF3}

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	2026-07-04T16:30:24.873883Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dad39f0714808bed36021d5b0a7ff82efd5284541841331c8e6418e286c012dc

Aliases

arxiv: astro-ph/0207457 · arxiv_version: astro-ph/0207457v1 · doi: 10.48550/arxiv.astro-ph/0207457 · pith_short_12: 3LJZ6BYUQCF6 · pith_short_16: 3LJZ6BYUQCF62NQC · pith_short_8: 3LJZ6BYU

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/3LJZ6BYUQCF62NQCDVNQU77YF3 \
  | 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: dad39f0714808bed36021d5b0a7ff82efd5284541841331c8e6418e286c012dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b352508a668efff05c68aba6ba824f0fa18f875c52fb1fc9575f9515ec4f7441",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-07-22T11:18:45Z",
    "title_canon_sha256": "1986f0ee7b3487ada237c9a9b8b0b787bbe19cb55f8c3c90fa9f34520ec3a1dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0207457",
    "kind": "arxiv",
    "version": 1
  }
}