Pith Number

pith:6KD4GHYA

pith:2018:6KD4GHYANTSAZP7M6VRVWWV3WL

not attested not anchored not stored refs pending

Fully analytical solutions for Bondi accretion in galaxies with a central Black Hole

L. Ciotti (1), S. Pellegrini (1) (1 University of Bologna)

arxiv:1808.00880 v1 · 2018-08-02 · 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{6KD4GHYANTSAZP7M6VRVWWV3WL}

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	2026-05-18T00:09:01.137232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f287c31f006ce40cbfecf5635b5abbb2c56f42d91a0ebf1e55afffe6b7f015cf

Aliases

arxiv: 1808.00880 · arxiv_version: 1808.00880v1 · doi: 10.48550/arxiv.1808.00880 · pith_short_12: 6KD4GHYANTSA · pith_short_16: 6KD4GHYANTSAZP7M · pith_short_8: 6KD4GHYA

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/6KD4GHYANTSAZP7M6VRVWWV3WL \
  | 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: f287c31f006ce40cbfecf5635b5abbb2c56f42d91a0ebf1e55afffe6b7f015cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "182165f7350cf85b8f886612c6e3d18882ad989ed926e439e40227bdefad9cab",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-08-02T16:03:50Z",
    "title_canon_sha256": "de0d5af0901fcb3a6719d8d13c31c9fa7c5f84ab9188a2603f1495700fb7e7e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.00880",
    "kind": "arxiv",
    "version": 1
  }
}