Pith Number

pith:SMEVVT5P

pith:2015:SMEVVT5PIKEZPFLNU5FQGOUZ2R

not attested not anchored not stored refs pending

The Structure of Spiral Shocks Excited by Planetary-mass Companions

James M. Stone, Roman R. Rafikov, Ruobing Dong, Zhaohuan Zhu

arxiv:1507.03599 v2 · 2015-07-13 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SMEVVT5PIKEZPFLNU5FQGOUZ2R}

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	2026-05-18T01:27:23.116374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93095acfaf428997956da74b033a99d44bd868c9e78c6c5ed3d29808b2f26cb5

Aliases

arxiv: 1507.03599 · arxiv_version: 1507.03599v2 · doi: 10.48550/arxiv.1507.03599 · pith_short_12: SMEVVT5PIKEZ · pith_short_16: SMEVVT5PIKEZPFLN · pith_short_8: SMEVVT5P

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/SMEVVT5PIKEZPFLNU5FQGOUZ2R \
  | 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: 93095acfaf428997956da74b033a99d44bd868c9e78c6c5ed3d29808b2f26cb5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89e61cf9208dfeaf020c637a832e09bef3083ed18465492952cb48c850a6525a",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-07-13T20:01:57Z",
    "title_canon_sha256": "fa7704adecd3a3d8f8872b24ad3a17f9c5660a942b1f8bbc3c4185ac43606dfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.03599",
    "kind": "arxiv",
    "version": 2
  }
}