Pith Number

pith:GOXSCVAT

pith:2020:GOXSCVATH2UC4CCZ7HJ7C2FKM6

not attested not anchored not stored refs pending

Formation of super-massive black holes in galactic nuclei I: delivering seed intermediate-mass black holes in massive stellar clusters

Abbas Askar, Melvyn B. Davies, Ross P. Church

arxiv:2006.04922 v2 · 2020-06-08 · 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{GOXSCVATH2UC4CCZ7HJ7C2FKM6}

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	2026-07-05T02:09:40.730619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33af2154133ea82e0859f9d3f168aa67b15bcb912e56372936e2e0e1db203d57

Aliases

arxiv: 2006.04922 · arxiv_version: 2006.04922v2 · doi: 10.48550/arxiv.2006.04922 · pith_short_12: GOXSCVATH2UC · pith_short_16: GOXSCVATH2UC4CCZ · pith_short_8: GOXSCVAT

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/GOXSCVATH2UC4CCZ7HJ7C2FKM6 \
  | 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: 33af2154133ea82e0859f9d3f168aa67b15bcb912e56372936e2e0e1db203d57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98891b8da2095ae92a9ceca2947f03a9dc5d774cd0ab77962f89aed95294ba12",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-06-08T20:39:29Z",
    "title_canon_sha256": "19b47abb9b50786466293ac8c9c149b90cb4c453e0d9cad9edd7995362a79b9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.04922",
    "kind": "arxiv",
    "version": 2
  }
}