Pith Number

pith:C427GMKX

pith:2019:C427GMKX35476SH6XFCXPH4LVW

not attested not anchored not stored refs pending

Ghostly Galaxies as Solitons of Bose-Einstein Dark Matter

George F. Smoot, Hoang Nhan Luu, Ivan de Martino, S.-H. Henry Tye, Tom Broadhurst

arxiv:1902.10488 v2 · 2019-02-27 · astro-ph.CO · 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{C427GMKX35476SH6XFCXPH4LVW}

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	2026-07-05T00:53:49.953638Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1735f33157df79ff48feb945779f8bada9f24b397991b85fd2fa1199da34ffc2

Aliases

arxiv: 1902.10488 · arxiv_version: 1902.10488v2 · doi: 10.48550/arxiv.1902.10488 · pith_short_12: C427GMKX3547 · pith_short_16: C427GMKX35476SH6 · pith_short_8: C427GMKX

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/C427GMKX35476SH6XFCXPH4LVW \
  | 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: 1735f33157df79ff48feb945779f8bada9f24b397991b85fd2fa1199da34ffc2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4e5bfe8fa23abe6644a681d9bc9251a3e0e74d3cef5dcbaf9a8f006b2264b6d",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-02-27T12:45:50Z",
    "title_canon_sha256": "859f18ef2b0feca8b863fa622a33e5bcb7baff1a3c8ca857e85ae28a297d3088"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.10488",
    "kind": "arxiv",
    "version": 2
  }
}