Pith Number

pith:OSR2YIW3

pith:2019:OSR2YIW3UQNIGVML5YO3HXIXBJ

not attested not anchored not stored refs pending

Ultra-light Dark Matter is Incompatible with the Milky Way's Dwarf Satellites

David N. Spergel, Mohammadtaher Safarzadeh

arxiv:1906.11848 v2 · 2019-06-27 · 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{OSR2YIW3UQNIGVML5YO3HXIXBJ}

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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

Tunneling and tidal stripping in multifield ultralight dark matter halos

Tidal Heating of Stellar Clusters in Fuzzy Dark Matter Halos

Receipt and verification

First computed	2026-07-05T00:55:02.516166Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74a3ac22dba41a83558bee1db3dd170a75e1a3face4d9ae6463b8113435905d9

Aliases

arxiv: 1906.11848 · arxiv_version: 1906.11848v2 · doi: 10.48550/arxiv.1906.11848 · pith_short_12: OSR2YIW3UQNI · pith_short_16: OSR2YIW3UQNIGVML · pith_short_8: OSR2YIW3

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/OSR2YIW3UQNIGVML5YO3HXIXBJ \
  | 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: 74a3ac22dba41a83558bee1db3dd170a75e1a3face4d9ae6463b8113435905d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf3a4cf9b79fc3fc96ace909fd6aa6a4acb3c0b19a3b6feb47f3497c335b85d8",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-06-27T18:00:05Z",
    "title_canon_sha256": "acb725ff6d62974be4bf008933d589249cd0719b05061ddc75151c215dff1a27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.11848",
    "kind": "arxiv",
    "version": 2
  }
}