Pith Number

pith:T7XFAYRK

pith:2025:T7XFAYRKRPDSCT2VCYE3U63LIR

not attested not anchored not stored refs pending

Scaling Relations for Dark Matter Halos Hosting Ultra-Faint Dwarf Galaxies

Isabelle S. Goldstein, Jason Kumar, Levi K. C. Fisher, Louis E. Strigari

arxiv:2508.03823 v1 · 2025-08-05 · astro-ph.CO · astro-ph.GA · hep-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T7XFAYRKRPDSCT2VCYE3U63LIR}

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	2026-07-05T11:49:15.883425Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fee50622a8bc7214f551609ba7b6b4447dd1ca576b6a681157465d9beed59c0

Aliases

arxiv: 2508.03823 · arxiv_version: 2508.03823v1 · doi: 10.48550/arxiv.2508.03823 · pith_short_12: T7XFAYRKRPDS · pith_short_16: T7XFAYRKRPDSCT2V · pith_short_8: T7XFAYRK

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/T7XFAYRKRPDSCT2VCYE3U63LIR \
  | 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: 9fee50622a8bc7214f551609ba7b6b4447dd1ca576b6a681157465d9beed59c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b759de8c7314e5e12a27014b52d853abc1899ebc43fec5ee3f5e10a67c90571",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2025-08-05T18:11:00Z",
    "title_canon_sha256": "822e8fcd6f739a81eb283d1d3ace6e873b92c6c16f2909efcb2bdc4c81dbf067"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.03823",
    "kind": "arxiv",
    "version": 1
  }
}