Pith Number

pith:Q6UKVHD5

pith:2021:Q6UKVHD57MYV2DPCKBECL2NRWO

not attested not anchored not stored refs pending

Angular Momentum and the Absence of Vortices in the Cores of Fuzzy Dark Matter Haloes

Paul R. Shapiro, Sonja O. Schobesberger, Tanja Rindler-Daller

arxiv:2101.04958 v2 · 2021-01-13 · astro-ph.GA · astro-ph.CO · cond-mat.quant-gas · 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{Q6UKVHD57MYV2DPCKBECL2NRWO}

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

1 paper in Pith

Vortex-reconnection energy bounds in Bose-Einstein-condensed and superfluid dark matter halos

Receipt and verification

First computed	2026-07-05T02:43:15.362708Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87a8aa9c7dfb315d0de2504825e9b1b395d9af07ec10bfa8e14282c2f7bdedae

Aliases

arxiv: 2101.04958 · arxiv_version: 2101.04958v2 · doi: 10.48550/arxiv.2101.04958 · pith_short_12: Q6UKVHD57MYV · pith_short_16: Q6UKVHD57MYV2DPC · pith_short_8: Q6UKVHD5

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/Q6UKVHD57MYV2DPCKBECL2NRWO \
  | 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: 87a8aa9c7dfb315d0de2504825e9b1b395d9af07ec10bfa8e14282c2f7bdedae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4686f3dd98c602a55828e52050a85ef1e49cbfe501dd5ea4b06dc42dc1139825",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "cond-mat.quant-gas",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-01-13T09:41:57Z",
    "title_canon_sha256": "286929682ece9e9831e89a6bdc84525c0a2e1945f8b53d5edf39d0f9c87130d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.04958",
    "kind": "arxiv",
    "version": 2
  }
}