Pith Number

pith:ZN6HHT53

pith:2012:ZN6HHT53ZUV6GUDNHWVT5ADBA7

not attested not anchored not stored refs pending

A unique isolated dwarf spheroidal galaxy at D=1.9 Mpc

Anton Tikhonov, Dmitry Makarov, Evan Kirby, Lidia Makarova, Margarita Sharina, Natalya Terekhova, Puragra Guhathakurta, Roman Uklein

arxiv:1206.5545 v1 · 2012-06-24 · 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{ZN6HHT53ZUV6GUDNHWVT5ADBA7}

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	2026-05-18T01:56:42.579961Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb7c73cfbbcd2be3506d3dab3e806107cc6eba2f193dd24cda142fa01b22a580

Aliases

arxiv: 1206.5545 · arxiv_version: 1206.5545v1 · doi: 10.48550/arxiv.1206.5545 · pith_short_12: ZN6HHT53ZUV6 · pith_short_16: ZN6HHT53ZUV6GUDN · pith_short_8: ZN6HHT53

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/ZN6HHT53ZUV6GUDNHWVT5ADBA7 \
  | 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: cb7c73cfbbcd2be3506d3dab3e806107cc6eba2f193dd24cda142fa01b22a580

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64ef86b43102d7b984cf99a2bba0db19feb5b959f97140af4c965191afd07e1b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-06-24T21:49:10Z",
    "title_canon_sha256": "e3329614369a8d85d02d58c0b223721ec3e2a835776e6f1d92e6100e54fce3cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.5545",
    "kind": "arxiv",
    "version": 1
  }
}