Pith Number

pith:UYKYJPDE

pith:2025:UYKYJPDEWW6SYSCFAXAOAFHNTI

not attested not anchored not stored refs pending

Born in the Dark: The Catastrophic Collapse of Fuzzy Dark Matter Solitons as the Origin of Little Red Dots

Tak-Pong Woo

arxiv:2601.00044 v3 · 2025-12-31 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UYKYJPDEWW6SYSCFAXAOAFHNTI}

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	2026-05-29T01:05:00.722393Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a61584bc64b5bd2c484505c0e014ed9a102d4b351159060669693524b8acfe1d

Aliases

arxiv: 2601.00044 · arxiv_version: 2601.00044v3 · doi: 10.48550/arxiv.2601.00044 · pith_short_12: UYKYJPDEWW6S · pith_short_16: UYKYJPDEWW6SYSCF · pith_short_8: UYKYJPDE

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/UYKYJPDEWW6SYSCFAXAOAFHNTI \
  | 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: a61584bc64b5bd2c484505c0e014ed9a102d4b351159060669693524b8acfe1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "022c04c09d3a8e5e0f9c880114b167c022fc4b9f509319f53f2d4850744d2114",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-12-31T09:19:49Z",
    "title_canon_sha256": "b9803608083e493b5dd1b90d27e1109182aa281c9c9081d58a98eed4cef18c5b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.00044",
    "kind": "arxiv",
    "version": 3
  }
}