Pith Number

pith:FTNRJUB5

pith:2008:FTNRJUB5EL4OWITEE4TP6SVQXU

not attested not anchored not stored refs pending

In Search of the Largest Velocity Dispersion Galaxies

G. A. Shields, J. B. Hyde, K. Gebhardt, M. Bernardi, S. Salviander

arxiv:0807.3034 v1 · 2008-07-18 · 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{FTNRJUB5EL4OWITEE4TP6SVQXU}

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	2026-05-18T02:52:13.087110Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cdb14d03d22f8eb22642726ff4ab0bd34deb11cdbe907e088e22293200f9b7e

Aliases

arxiv: 0807.3034 · arxiv_version: 0807.3034v1 · doi: 10.48550/arxiv.0807.3034 · pith_short_12: FTNRJUB5EL4O · pith_short_16: FTNRJUB5EL4OWITE · pith_short_8: FTNRJUB5

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/FTNRJUB5EL4OWITEE4TP6SVQXU \
  | 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: 2cdb14d03d22f8eb22642726ff4ab0bd34deb11cdbe907e088e22293200f9b7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31348a2e4014cbfad58fe0c9e78e00aedbf110be87abd4302673f802dc3d11e1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-07-18T19:13:11Z",
    "title_canon_sha256": "c5234197509b08ab8a904e3d5cc258a6c5ca271afb88ed6eaba67dc17a0bb82b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0807.3034",
    "kind": "arxiv",
    "version": 1
  }
}