Pith Number

pith:RYB6UO4E

pith:2015:RYB6UO4EO64OUXVBXBOXFB6NA4

not attested not anchored not stored refs pending

A common surface-density scale for the Milky Way and Andromeda dwarf satellites as a constraint on dark matter models

Kohei Hayashi, Masashi Chiba

arxiv:1503.05279 v2 · 2015-03-18 · astro-ph.GA · 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{RYB6UO4EO64OUXVBXBOXFB6NA4}

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	2026-05-18T01:40:50.367965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e03ea3b8477b8ea5ea1b85d7287cd070e918e6b6d13347e48041e489e108543

Aliases

arxiv: 1503.05279 · arxiv_version: 1503.05279v2 · doi: 10.48550/arxiv.1503.05279 · pith_short_12: RYB6UO4EO64O · pith_short_16: RYB6UO4EO64OUXVB · pith_short_8: RYB6UO4E

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/RYB6UO4EO64OUXVBXBOXFB6NA4 \
  | 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: 8e03ea3b8477b8ea5ea1b85d7287cd070e918e6b6d13347e48041e489e108543

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d2cac58f9b38146e17be9875fe7165cff6b5cfe43d1507b3daa7c1cae3505b4",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-03-18T03:34:33Z",
    "title_canon_sha256": "7742fc09260fc62cc82ce77975adf115bc7ed684e11b55186217bc3576f6e303"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.05279",
    "kind": "arxiv",
    "version": 2
  }
}