Pith Number

pith:3ONHDNVE

pith:2012:3ONHDNVEUJYE2UAE5GZKXF35FO

not attested not anchored not stored refs pending

Dark Matter Subhalos in the Ursa Minor Dwarf Galaxy

A. Just, E. K. Grebel, F. J. Sanchez-Salcedo, V. Lora

arxiv:1207.5681 v1 · 2012-07-24 · 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{3ONHDNVEUJYE2UAE5GZKXF35FO}

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	2026-05-18T01:56:08.479513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db9a71b6a4a2704d5004e9b2ab977d2b9ab4825004ccad65ca8492eef426a658

Aliases

arxiv: 1207.5681 · arxiv_version: 1207.5681v1 · doi: 10.48550/arxiv.1207.5681 · pith_short_12: 3ONHDNVEUJYE · pith_short_16: 3ONHDNVEUJYE2UAE · pith_short_8: 3ONHDNVE

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/3ONHDNVEUJYE2UAE5GZKXF35FO \
  | 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: db9a71b6a4a2704d5004e9b2ab977d2b9ab4825004ccad65ca8492eef426a658

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad54a5ef8599f82e1341da6b09917509c2c21748e69fb0e36bb12994d7e3131c",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-07-24T12:54:05Z",
    "title_canon_sha256": "cd8c65b6421753e7d0543efa95d2b7de78aa35dc3ac048f2c339255290d80f62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.5681",
    "kind": "arxiv",
    "version": 1
  }
}