Pith Number

pith:BV4ALNDK

pith:2019:BV4ALNDKVOHMHAKLUG4OMAOD2T

not attested not anchored not stored refs pending

Brownian motion of supermassive black holes in galaxy cores

Carlo Nipoti, Luca Ciotti, Pierfrancesco Di Cintio

arxiv:1908.04283 v1 · 2019-08-12 · 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{BV4ALNDKVOHMHAKLUG4OMAOD2T}

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

Self-acceleration of Hardening Binaries

Receipt and verification

First computed	2026-07-05T00:48:42.407794Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d7805b46aab8ec3814ba1b8e601c3d4d7f7cdcdc2a84be3fe4d67cbc087537b

Aliases

arxiv: 1908.04283 · arxiv_version: 1908.04283v1 · doi: 10.48550/arxiv.1908.04283 · pith_short_12: BV4ALNDKVOHM · pith_short_16: BV4ALNDKVOHMHAKL · pith_short_8: BV4ALNDK

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/BV4ALNDKVOHMHAKLUG4OMAOD2T \
  | 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: 0d7805b46aab8ec3814ba1b8e601c3d4d7f7cdcdc2a84be3fe4d67cbc087537b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a3619a91ad10ec7d9a44f17268bc86dbef668464ba82e28582c6531170737c6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-08-12T17:54:27Z",
    "title_canon_sha256": "9ad0bbf4ab8f64edbb13b48d1afe7031c34cbc43809a574572e6c19166f0d974"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04283",
    "kind": "arxiv",
    "version": 1
  }
}