Pith Number

pith:SIU2M2WB

pith:2012:SIU2M2WBXVUQAA7JIHVVR5SOWX

not attested not anchored not stored refs pending

Fundamentals of the Dwarf Fundamental Plane

A. Barr Dominguez, Bintao Li, E. Unda-Sanzana, F. Pozo Nunez, M. Albrecht, Marshall L. McCall, O. Vaduvescu, R. Fingerhut

arxiv:1204.1074 v1 · 2012-04-04 · 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{SIU2M2WBXVUQAA7JIHVVR5SOWX}

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	2026-05-18T03:58:36.465397Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9229a66ac1bd690003e941eb58f64eb5fda144bdf6521df7f82432469680a56e

Aliases

arxiv: 1204.1074 · arxiv_version: 1204.1074v1 · doi: 10.48550/arxiv.1204.1074 · pith_short_12: SIU2M2WBXVUQ · pith_short_16: SIU2M2WBXVUQAA7J · pith_short_8: SIU2M2WB

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/SIU2M2WBXVUQAA7JIHVVR5SOWX \
  | 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: 9229a66ac1bd690003e941eb58f64eb5fda144bdf6521df7f82432469680a56e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7cda60eb6428ecf9b12bc1797048321330decba1f2c9a27415c353c42a2d71d9",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-04-04T21:01:14Z",
    "title_canon_sha256": "df5617efa0ad9d06a82dc06a7839950cd1fd9b7ae86efa95d229d55624e4f067"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.1074",
    "kind": "arxiv",
    "version": 1
  }
}