Pith Number

pith:NN526P3K

pith:2006:NN526P3KV3GMBOWBEJPI57F42X

not attested not anchored not stored refs pending

The Centers of Early-Type Galaxies with HST. VI. Bimodal Central Surface Brightness Profiles

Alan Dressler, Alexei V. Filippenko, Douglas Richstone, John Kormendy, Karl Gebhardt, Luis C. Ho, M. C. Aller, Ralf Bender, Richard Green, Scott Tremaine, S. M. Faber, Tod R. Lauer

arxiv:astro-ph/0609762 v1 · 2006-09-27 · 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{NN526P3KV3GMBOWBEJPI57F42X}

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	2026-05-18T04:28:57.565461Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b7baf3f6aaeccc0bac1225e8efcbcd5c374c9e2964403fff894fa175dac7aea

Aliases

arxiv: astro-ph/0609762 · arxiv_version: astro-ph/0609762v1 · doi: 10.48550/arxiv.astro-ph/0609762 · pith_short_12: NN526P3KV3GM · pith_short_16: NN526P3KV3GMBOWB · pith_short_8: NN526P3K

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/NN526P3KV3GMBOWBEJPI57F42X \
  | 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: 6b7baf3f6aaeccc0bac1225e8efcbcd5c374c9e2964403fff894fa175dac7aea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca9b52a2de993427e32ba60ae0ecf28d6f22bb06f6a6c7f74c303a184b087cfb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-09-27T20:03:28Z",
    "title_canon_sha256": "2efba93717589dbdce4884874d44792bcb29ee0efd754e5ed672ac4bcecc5bce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0609762",
    "kind": "arxiv",
    "version": 1
  }
}