Pith Number

pith:5PEQWJOK

pith:2021:5PEQWJOK2LG25FHYQSVNBJOMVS

not attested not anchored not stored refs pending

Circumbinary disc self-gravity governing supermassive black hole binary mergers

Alberto Sesana, Alessia Franchini, Massimo Dotti

arxiv:2106.13253 v1 · 2021-06-24 · 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{5PEQWJOK2LG25FHYQSVNBJOMVS}

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	2026-07-05T03:04:26.519051Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebc90b25cad2cdae94f884aad0a5ccac9c36c8b438c2e86e096b0e7248b5bfc0

Aliases

arxiv: 2106.13253 · arxiv_version: 2106.13253v1 · doi: 10.48550/arxiv.2106.13253 · pith_short_12: 5PEQWJOK2LG2 · pith_short_16: 5PEQWJOK2LG25FHY · pith_short_8: 5PEQWJOK

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/5PEQWJOK2LG25FHYQSVNBJOMVS \
  | 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: ebc90b25cad2cdae94f884aad0a5ccac9c36c8b438c2e86e096b0e7248b5bfc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "402b1f73358c054292f3ae9c65b74cc86e259dc9b5f98c9835ff11789141b2c0",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-06-24T18:00:06Z",
    "title_canon_sha256": "65544a9730233254136b6445dbd815b3358deb76ee2fada304b9bd8f68770ea1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.13253",
    "kind": "arxiv",
    "version": 1
  }
}