Pith Number

pith:F45OMBQG

pith:2013:F45OMBQGHK66Q5FP4YJIEFXTOK

not attested not anchored not stored refs pending

The hybrid solution for the Fundamental Plane

A. Cava, A. Dressler, A. Moretti, A. Omizzolo, B.M. Poggianti, B. Vulcani, D. Bettoni, D. Bindoni, G. Fasano, J. Fritz, J. Varela, M. D'Onofrio, M. Gullieuszik, M. Moles, P. Kjaergaard, P. Marziani, W.J. Couch

arxiv:1307.2360 v1 · 2013-07-09 · 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{F45OMBQGHK66Q5FP4YJIEFXTOK}

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	2026-05-18T01:48:58.388127Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f3ae606063abde874afe6128216f372a6700af4984cd2eba133c6f0cbabceed

Aliases

arxiv: 1307.2360 · arxiv_version: 1307.2360v1 · doi: 10.48550/arxiv.1307.2360 · pith_short_12: F45OMBQGHK66 · pith_short_16: F45OMBQGHK66Q5FP · pith_short_8: F45OMBQG

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/F45OMBQGHK66Q5FP4YJIEFXTOK \
  | 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: 2f3ae606063abde874afe6128216f372a6700af4984cd2eba133c6f0cbabceed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ba9c786245bb0caf992ac2b17cb7aa65c3431350b4c16c8c19473b1596913bc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-07-09T08:34:17Z",
    "title_canon_sha256": "685a580ebbddd9a3336bdee93dcca9e1ea0c3546f0820559a725519a9a275958"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.2360",
    "kind": "arxiv",
    "version": 1
  }
}