Pith Number

pith:RVKVNPYW

pith:2009:RVKVNPYWROYADGA7LHVFNWWK22

not attested not anchored not stored refs pending

Velocity dispersion measurements of dwarf galaxies in the Coma cluster - implications for the structure of the fundamental plane

A. M. Cody, B. Mobasher, B. M. Poggianti, D. Carter, T. J. Bridges

arxiv:0905.0508 v1 · 2009-05-05 · astro-ph.GA · 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{RVKVNPYWROYADGA7LHVFNWWK22}

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	2026-05-18T02:13:47.706387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d5556bf168bb001981f59ea56dacad6a9b322f5f01d9cc88267f58f3d160b0c

Aliases

arxiv: 0905.0508 · arxiv_version: 0905.0508v1 · doi: 10.48550/arxiv.0905.0508 · pith_short_12: RVKVNPYWROYA · pith_short_16: RVKVNPYWROYADGA7 · pith_short_8: RVKVNPYW

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/RVKVNPYWROYADGA7LHVFNWWK22 \
  | 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: 8d5556bf168bb001981f59ea56dacad6a9b322f5f01d9cc88267f58f3d160b0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3703af04a65d1e9d02ea7a7fd88b222c65fefeb4046d4999c5083547d9bad1f",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-05-05T00:33:37Z",
    "title_canon_sha256": "7106ac4aecbe641aa64260f1384cb710c01c134a264d4473852c9e956ad1f589"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.0508",
    "kind": "arxiv",
    "version": 1
  }
}