Pith Number

pith:6X5V2SB2

pith:2019:6X5V2SB25CA4B5W6U5PGDUHFEB

not attested not anchored not stored refs pending

Expanding the Sample: The Relationship Between the Black Hole Mass of BCGs and the Total Mass of Galaxy Clusters

Akos Bogdan, Frederika Phipps, Lorenzo Lovisari, Marta Volonteri, Orsolya E. Kovacs, Yohan Dubois

arxiv:1903.09965 v1 · 2019-03-24 · 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{6X5V2SB25CA4B5W6U5PGDUHFEB}

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	2026-05-17T23:47:16.641582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5fb5d483ae881c0f6dea75e61d0e52073a18c6ce926e2390b5e42fab169b794

Aliases

arxiv: 1903.09965 · arxiv_version: 1903.09965v1 · doi: 10.48550/arxiv.1903.09965 · pith_short_12: 6X5V2SB25CA4 · pith_short_16: 6X5V2SB25CA4B5W6 · pith_short_8: 6X5V2SB2

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/6X5V2SB25CA4B5W6U5PGDUHFEB \
  | 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: f5fb5d483ae881c0f6dea75e61d0e52073a18c6ce926e2390b5e42fab169b794

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "659d05911ff54af9b3be725c81a838636df3a629307c19acdffc1973a09dbcb9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-03-24T10:39:19Z",
    "title_canon_sha256": "f33c90e6617b3e4f01cefb80f51a00a029259b5e8f7085ccf97fafeb900998f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.09965",
    "kind": "arxiv",
    "version": 1
  }
}