Pith Number

pith:MQYY6M5U

pith:2012:MQYY6M5U3YROMS3ASQIUNU2IRI

not attested not anchored not stored refs pending

Not too big, not too small: the dark halos of the dwarf spheroidals in the Milky Way

Amina Helmi, Carlos A. Vera-Ciro, Else Starkenburg, Maarten A. Breddels

arxiv:1202.6061 v2 · 2012-02-27 · 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{MQYY6M5U3YROMS3ASQIUNU2IRI}

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	2026-05-18T01:58:19.020105Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64318f33b4de22e64b60941146d3488a29d7705b31dd020d02e582bad391f9c0

Aliases

arxiv: 1202.6061 · arxiv_version: 1202.6061v2 · doi: 10.48550/arxiv.1202.6061 · pith_short_12: MQYY6M5U3YRO · pith_short_16: MQYY6M5U3YROMS3A · pith_short_8: MQYY6M5U

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/MQYY6M5U3YROMS3ASQIUNU2IRI \
  | 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: 64318f33b4de22e64b60941146d3488a29d7705b31dd020d02e582bad391f9c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ce934d4ed90def7bbe515264e36db7e2f63062b6b5ddf60953fb92e6b78a655",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-02-27T21:00:04Z",
    "title_canon_sha256": "d3021c703fb1e5d427432d0c703727d5007f1294950145f41a2c390eb21c3ed9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.6061",
    "kind": "arxiv",
    "version": 2
  }
}