Pith Number

pith:JA2OHPTQ

pith:2025:JA2OHPTQXVXR5YCNQXF2OGUPSD

not attested not anchored not stored refs pending

Formation of the Two-Armed Phase Spiral from Multiple External Perturbations

Chengye Cao, Jason A. S. Hunt, Junxian Lin, Rui Guo, Teresa Antoja, Zhao-Yu Li

arxiv:2506.04705 v2 · 2025-06-05 · 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{JA2OHPTQXVXR5YCNQXF2OGUPSD}

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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.

Cited by

1 paper in Pith

The phase spiral's origin and evolution: indications from its varying properties across the Milky Way disk

Receipt and verification

First computed	2026-07-05T11:30:44.554491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4834e3be70bd6f1ee04d85cba71a8f90fa74a45632414fa8cc4ada49f993dc30

Aliases

arxiv: 2506.04705 · arxiv_version: 2506.04705v2 · doi: 10.48550/arxiv.2506.04705 · pith_short_12: JA2OHPTQXVXR · pith_short_16: JA2OHPTQXVXR5YCN · pith_short_8: JA2OHPTQ

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/JA2OHPTQXVXR5YCNQXF2OGUPSD \
  | 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: 4834e3be70bd6f1ee04d85cba71a8f90fa74a45632414fa8cc4ada49f993dc30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f44f2fc3b45f368b2dd07a5b7a25455a40a9cd598ccd3d76b00633f9368fc22",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-06-05T07:26:44Z",
    "title_canon_sha256": "7d837fa506ae2f55983b212dab3f86d636fa1e64c70bc5be63dc2ff88e83c179"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.04705",
    "kind": "arxiv",
    "version": 2
  }
}