Pith Number

pith:IRU7KQPI

pith:2011:IRU7KQPIRQSM3OVUHVSC55XWTX

not attested not anchored not stored refs pending

The intrinsic dispersion of the Faber-Jackson relation for early-type galaxies as function of the mass and redshift

A. Machado, A. Nigoche-Netro, A. Ruelas-Mayorga, C. Mu\~noz-Tu\~n\'on, J. A. L. Aguerri, L. J. S\'anchez, P. Lagos

arxiv:1107.6017 v1 · 2011-07-29 · 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{IRU7KQPIRQSM3OVUHVSC55XWTX}

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	2026-05-18T02:01:05.579705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4469f541e88c24cdbab43d642ef6f69ddb297f64703d668e1c85ee7336f825d2

Aliases

arxiv: 1107.6017 · arxiv_version: 1107.6017v1 · doi: 10.48550/arxiv.1107.6017 · pith_short_12: IRU7KQPIRQSM · pith_short_16: IRU7KQPIRQSM3OVU · pith_short_8: IRU7KQPI

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/IRU7KQPIRQSM3OVUHVSC55XWTX \
  | 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: 4469f541e88c24cdbab43d642ef6f69ddb297f64703d668e1c85ee7336f825d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f863f75aff629b3f68cfb04af836f23cccdd2df2e4e5e3779962c3801c0f0ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-07-29T16:47:23Z",
    "title_canon_sha256": "de0ad1447aa99c8d8000cc535cab85e1ac8acbdce2f689368be01df4897861ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.6017",
    "kind": "arxiv",
    "version": 1
  }
}