Pith Number

pith:Y5MQ34XH

pith:2025:Y5MQ34XHZYSI6REPWUWH46PVH3

not attested not anchored not stored refs pending

Spectroscopic Supermassive Dark Star candidates

Cosmin Ilie, Jillian Paulin, Katherine Freese, Sayed Shafaat Mahmud

arxiv:2505.06101 v1 · 2025-05-09 · astro-ph.CO · 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{Y5MQ34XHZYSI6REPWUWH46PVH3}

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

Reconstructing PTA measurements via early seeding of supermassive black holes

Receipt and verification

First computed	2026-07-05T11:00:53.976468Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7590df2e7ce248f448fb52c7e79f53ef48ec7ea4c172b3b72da9529ff8ca251

Aliases

arxiv: 2505.06101 · arxiv_version: 2505.06101v1 · doi: 10.48550/arxiv.2505.06101 · pith_short_12: Y5MQ34XHZYSI · pith_short_16: Y5MQ34XHZYSI6REP · pith_short_8: Y5MQ34XH

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/Y5MQ34XHZYSI6REPWUWH46PVH3 \
  | 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: c7590df2e7ce248f448fb52c7e79f53ef48ec7ea4c172b3b72da9529ff8ca251

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c53d1e6d30135655870ad2059ca7f061f8d69e76cea16797bf860da6a41c7d2a",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2025-05-09T14:50:09Z",
    "title_canon_sha256": "68ff0994c8c8c75643c8643f6293b22317aa084d319a455e63b592f8aea008ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.06101",
    "kind": "arxiv",
    "version": 1
  }
}