Pith Number

pith:VLMU24LW

pith:2025:VLMU24LWQYA2KNJZ6FS6WFVXDF

not attested not anchored not stored refs pending

Measuring monster MBHs: maybe mighty, maybe merely massive

A. Akylas, I. E. Papadakis, J. K. Williams, M. Gliozzi

arxiv:2506.08108 v1 · 2025-06-09 · astro-ph.HE · 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{VLMU24LWQYA2KNJZ6FS6WFVXDF}

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	2026-07-05T11:33:52.387956Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aad94d71768601a53539f165eb16b7194432fe1b0e30154a3f969ed5d8e9b6bd

Aliases

arxiv: 2506.08108 · arxiv_version: 2506.08108v1 · doi: 10.48550/arxiv.2506.08108 · pith_short_12: VLMU24LWQYA2 · pith_short_16: VLMU24LWQYA2KNJZ · pith_short_8: VLMU24LW

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/VLMU24LWQYA2KNJZ6FS6WFVXDF \
  | 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: aad94d71768601a53539f165eb16b7194432fe1b0e30154a3f969ed5d8e9b6bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b66581c54fa5fb7d574c387ef91e83f6ca2aff0412b08d6b12862d6ad2f986f9",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-06-09T18:05:34Z",
    "title_canon_sha256": "96dc0a94f03adda0d7d0bcb2725365fe3f6d049b256cf69d776212bb6d4e710c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.08108",
    "kind": "arxiv",
    "version": 1
  }
}