Pith Number

pith:MVHW3DQ5

pith:2012:MVHW3DQ5I3TYCBSMG2K4E3VDGR

not attested not anchored not stored refs pending

The chemical composition of Ultracompact Dwarf Galaxies in the Virgo and Fornax Clusters

A. M. Bolt, Igor V. Chilingarian, K. J. Francis, M. J. Drinkwater, P. Firth

arxiv:1207.3382 v1 · 2012-07-14 · 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{MVHW3DQ5I3TYCBSMG2K4E3VDGR}

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	2026-05-18T01:56:23.736965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

654f6d8e1d46e781064c3695c26ea33442fea8d3b9fec1c1213de8dcb4b6d160

Aliases

arxiv: 1207.3382 · arxiv_version: 1207.3382v1 · doi: 10.48550/arxiv.1207.3382 · pith_short_12: MVHW3DQ5I3TY · pith_short_16: MVHW3DQ5I3TYCBSM · pith_short_8: MVHW3DQ5

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/MVHW3DQ5I3TYCBSMG2K4E3VDGR \
  | 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: 654f6d8e1d46e781064c3695c26ea33442fea8d3b9fec1c1213de8dcb4b6d160

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b6861a466861014c04ce912c613cbf2cd91ff399c021ea7f6a9be4fa7b517ce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-07-14T02:52:06Z",
    "title_canon_sha256": "5ede91e32a232706262cb1398936186d42f71e9fe0d86ec1f777ecbdbea9a359"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.3382",
    "kind": "arxiv",
    "version": 1
  }
}