Pith Number

pith:GVR7MNOF

pith:2009:GVR7MNOFTPKBHEDBLNEINXWZWX

not attested not anchored not stored refs pending

Massive Galaxies in COSMOS: Evolution of Black hole versus bulge mass but not versus total stellar mass over the last 9 Gyrs?

Andrea Comastri, Andrea Merloni, Angela Bongiorno, Anton M. Koekemoer, Chris Impey, Christian Maier, Dominik Riechers, Eva Schinnerer, Francesca Civano, G\"unther Hasinger, James Colbert, John Silverman, Jonathan R. Trump, Katherine Inskip, Knud Jahnke, Lin Yan, Mara Salvato, Marcella Brusa, Martin Elvis, Mauricio Cisternas, Nick Z. Scoville, Nico Cappelluti, Peter Capak, Simon Lilly, Yoshi Taniguchi

arxiv:0907.5199 v2 · 2009-07-29 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GVR7MNOFTPKBHEDBLNEINXWZWX}

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	2026-05-18T02:12:46.406928Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3563f635c59bd41390615b4886ded9b5ed8007c183b2d2fff8c1a817be6fc17a

Aliases

arxiv: 0907.5199 · arxiv_version: 0907.5199v2 · doi: 10.48550/arxiv.0907.5199 · pith_short_12: GVR7MNOFTPKB · pith_short_16: GVR7MNOFTPKBHEDB · pith_short_8: GVR7MNOF

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/GVR7MNOFTPKBHEDBLNEINXWZWX \
  | 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: 3563f635c59bd41390615b4886ded9b5ed8007c183b2d2fff8c1a817be6fc17a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0be0653d2c1021da61ec2dfdf9a938c84e73d2b42e6e599ffddf18c8e1bfd2ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-07-29T20:00:02Z",
    "title_canon_sha256": "de5fb6c182a44664ba3b823dacc63cda4c881faba2ed833cad43926a64cf00c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.5199",
    "kind": "arxiv",
    "version": 2
  }
}