Pith Number

pith:7YTS3VPZ

pith:2026:7YTS3VPZE37MVR3XUZSOJQUDQJ

not attested not anchored not stored refs pending

The dark fate of ultra-faint dwarfs: Gravothermal collapse in action

Hai-Bo Yu, Moritz S. Fischer

arxiv:2603.04508 v2 · 2026-03-04 · 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{7YTS3VPZE37MVR3XUZSOJQUDQJ}

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.

Cited by

2 papers in Pith

Mergers Matter: Gravothermal Collapse in Dwarf Halos with Self-Interacting Dark Matter

Dwarf Galaxy Constraints on Interacting Fermionic Dark Matter

Receipt and verification

First computed	2026-06-30T00:15:09.325751Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe272dd5f926fecac777a664e4c283824a9ffd3a4db42ccf6287026970365012

Aliases

arxiv: 2603.04508 · arxiv_version: 2603.04508v2 · doi: 10.48550/arxiv.2603.04508 · pith_short_12: 7YTS3VPZE37M · pith_short_16: 7YTS3VPZE37MVR3X · pith_short_8: 7YTS3VPZ

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/7YTS3VPZE37MVR3XUZSOJQUDQJ \
  | 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: fe272dd5f926fecac777a664e4c283824a9ffd3a4db42ccf6287026970365012

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0db8989923dc320a76f4d07d2f05512e47975b3090e8168066cc495b520a671f",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "hep-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-03-04T19:00:20Z",
    "title_canon_sha256": "5a2d2e3e4c3fa2722301acc9078321812b58da2b99db817f114a4e2b945463e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.04508",
    "kind": "arxiv",
    "version": 2
  }
}