Pith Number

pith:YL6FV3GF

pith:2019:YL6FV3GFG53OR45AGV4XZ5WHUH

not attested not anchored not stored refs pending

Slowing down of cosmic growth of supermassive black holes: Theoretical prediction of the Eddington ratio distribution

2), (2) Tadano Ltd. (3) Onomichi City University, (4) Kavli IPMU, (5) Bunkyo University), Hikari Shirakata (1, Masahiro Nagashima (5) ((1) Hokkaido University, Taira Oogi (4), Takashi Okamoto (1), The University of Tokyo, Toshihiro Kawaguchi (3)

arxiv:1905.02732 v1 · 2019-05-07 · 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{YL6FV3GFG53OR45AGV4XZ5WHUH}

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	2026-05-17T23:46:25.499998Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2fc5aecc53776e8f3a035797cf6c7a1eab1ae1d856b0d0a8c65015565c7175b

Aliases

arxiv: 1905.02732 · arxiv_version: 1905.02732v1 · doi: 10.48550/arxiv.1905.02732 · pith_short_12: YL6FV3GFG53O · pith_short_16: YL6FV3GFG53OR45A · pith_short_8: YL6FV3GF

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/YL6FV3GFG53OR45AGV4XZ5WHUH \
  | 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: c2fc5aecc53776e8f3a035797cf6c7a1eab1ae1d856b0d0a8c65015565c7175b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "675771d5cd249dab02c3f31a80f32c01ddb0153eaa26af1da0cc41c19180bc2e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-05-07T18:00:05Z",
    "title_canon_sha256": "5e90d979564d9cfc41864bfcc7921c69ed917c7c2599611dad92fecbf9bda835"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.02732",
    "kind": "arxiv",
    "version": 1
  }
}