Pith Number

pith:EOEBARDQ

pith:2015:EOEBARDQHDQUHKCLE2PNSQJTSW

not attested not anchored not stored refs pending

Wiggle Instability of Galactic Spiral Shocks: Effects of Magnetic Fields

Bruce G. Elmegreen, Woong-Tae Kim, Yonghwi Kim

arxiv:1506.07178 v1 · 2015-06-23 · 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{EOEBARDQHDQUHKCLE2PNSQJTSW}

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	2026-05-18T01:35:07.470146Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

238810447038e143a84b269ed9413395b1793764029323d97a54e9ef1ccd91a1

Aliases

arxiv: 1506.07178 · arxiv_version: 1506.07178v1 · doi: 10.48550/arxiv.1506.07178 · pith_short_12: EOEBARDQHDQU · pith_short_16: EOEBARDQHDQUHKCL · pith_short_8: EOEBARDQ

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/EOEBARDQHDQUHKCLE2PNSQJTSW \
  | 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: 238810447038e143a84b269ed9413395b1793764029323d97a54e9ef1ccd91a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a2bc7a0a09bd6585a72a8ba15b7e6fc215f0298b2bd4c0f3bb51cd7da2ffdfe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-06-23T20:01:03Z",
    "title_canon_sha256": "20d8d31665ba9137ab8beaa5fefb7e4e7bedb88f0e91535eeed3635e5beffd76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.07178",
    "kind": "arxiv",
    "version": 1
  }
}