Pith Number

pith:7DEUT3BH

pith:2011:7DEUT3BHDVVOURWFMSESAOBD62

not attested not anchored not stored refs pending

Andromeda XXVIII: A Dwarf Galaxy More Than 350 kpc from Andromeda

Colin T. Slater, Eric F. Bell, Nicolas F. Martin

arxiv:1110.5903 v1 · 2011-10-26 · 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{7DEUT3BHDVVOURWFMSESAOBD62}

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	2026-05-18T02:00:03.441238Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8c949ec271d6aea46c56489203823f6bbfbfac5cfdb41aa560d119b30e2ef59

Aliases

arxiv: 1110.5903 · arxiv_version: 1110.5903v1 · doi: 10.48550/arxiv.1110.5903 · pith_short_12: 7DEUT3BHDVVO · pith_short_16: 7DEUT3BHDVVOURWF · pith_short_8: 7DEUT3BH

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/7DEUT3BHDVVOURWFMSESAOBD62 \
  | 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: f8c949ec271d6aea46c56489203823f6bbfbfac5cfdb41aa560d119b30e2ef59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8e80733cf1dbe4cf6ce59708849190f6ec4f5c1ba82b8c22ff0e66ca49cd401",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-10-26T20:00:00Z",
    "title_canon_sha256": "d63d9f6220b3f9a661ec1bca2d09c9c3f62288cb85cb7097a4f44644d47834e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.5903",
    "kind": "arxiv",
    "version": 1
  }
}