Pith Number

pith:FFNOI4QK

pith:2015:FFNOI4QKBOWT5FFFM5TZE2ETT5

not attested not anchored not stored refs pending

Black Hole Starvation and Bulge Evolution in a Milky Way-like Galaxy

Fabio Governato, Jillian Bellovary, Lucio Mayer, Piero Madau, Silvia Bonoli, Stelios Kazantzidis

arxiv:1508.07328 v1 · 2015-08-28 · astro-ph.GA · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FFNOI4QKBOWT5FFFM5TZE2ETT5}

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	2026-05-18T01:16:49.124354Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

295ae4720a0bad3e94a567679268939f4756a5b09761b6ea1a57aff35b969fc4

Aliases

arxiv: 1508.07328 · arxiv_version: 1508.07328v1 · doi: 10.48550/arxiv.1508.07328 · pith_short_12: FFNOI4QKBOWT · pith_short_16: FFNOI4QKBOWT5FFF · pith_short_8: FFNOI4QK

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/FFNOI4QKBOWT5FFFM5TZE2ETT5 \
  | 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: 295ae4720a0bad3e94a567679268939f4756a5b09761b6ea1a57aff35b969fc4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb23964a882db6e4cc73d3a7da8d468fb8d0a4cddc96f92deb38731f146fe5c2",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-08-28T20:04:03Z",
    "title_canon_sha256": "e4428973dfd56fff160ed0a5c3bc2937f681997436f189b86662f0f0d597ad26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.07328",
    "kind": "arxiv",
    "version": 1
  }
}