Pith Number

pith:OZ5JQ7KX

pith:2011:OZ5JQ7KXQF6OR6UOSG6VXQN6CP

not attested not anchored not stored refs pending

The cosmological size and velocity dispersion evolution of massive early-type galaxies

Jeremiah P. Ostriker, Ludwig Oser, Peter H. Johansson, Thorsten Naab

arxiv:1106.5490 v3 · 2011-06-27 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OZ5JQ7KXQF6OR6UOSG6VXQN6CP}

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	2026-05-18T02:01:30.245406Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

767a987d57817ce8fa8e91bd5bc1be13e99f9995dc40a263d68ee07e9c07b442

Aliases

arxiv: 1106.5490 · arxiv_version: 1106.5490v3 · doi: 10.48550/arxiv.1106.5490 · pith_short_12: OZ5JQ7KXQF6O · pith_short_16: OZ5JQ7KXQF6OR6UO · pith_short_8: OZ5JQ7KX

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/OZ5JQ7KXQF6OR6UOSG6VXQN6CP \
  | 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: 767a987d57817ce8fa8e91bd5bc1be13e99f9995dc40a263d68ee07e9c07b442

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b440dc446e960e1ac429d35439941b3ca6a59876d88a1eb383bc0cce8d40edc7",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-06-27T20:00:00Z",
    "title_canon_sha256": "95b0886359f5f100fc43a1c75d913ef53b81683c669bd19ce552104ddb1626d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.5490",
    "kind": "arxiv",
    "version": 3
  }
}