Pith Number

pith:6RQXZW6A

pith:2018:6RQXZW6APRKO55S7S2CEREGRJA

not attested not anchored not stored refs pending

A dynamical mechanism for the origin of nuclear rings

Emanuele Sobacchi, Francesca Fragkoudi, Matthew Ridley, Mattia C. Sormani, Ralf S. Klessen, Robin G. Tress, Simon C.O. Glover

arxiv:1805.07969 v2 · 2018-05-21 · 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{6RQXZW6APRKO55S7S2CEREGRJA}

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	2026-05-18T00:07:34.330728Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4617cdbc07c54eef65f96844890d148084e5b306fc4d453a920ead7903451b1

Aliases

arxiv: 1805.07969 · arxiv_version: 1805.07969v2 · doi: 10.48550/arxiv.1805.07969 · pith_short_12: 6RQXZW6APRKO · pith_short_16: 6RQXZW6APRKO55S7 · pith_short_8: 6RQXZW6A

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/6RQXZW6APRKO55S7S2CEREGRJA \
  | 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: f4617cdbc07c54eef65f96844890d148084e5b306fc4d453a920ead7903451b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e01c72b109f9eb49aef244f29e8e9858f681699c43a210bc57b3b66c0808ed14",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-05-21T10:17:10Z",
    "title_canon_sha256": "112ca7661a70de628e261f8ad2bd846a30669b9b7edcd0b2b8cba365f9a00038"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.07969",
    "kind": "arxiv",
    "version": 2
  }
}