Pith Number

pith:WL6G43UN

pith:2024:WL6G43UNANYKQTHSYH7ABG3TK2

not attested not anchored not stored refs pending

Limitations and rotation of the two-armed phase spiral in the Milky Way stellar disc

Paul McMillan, Simon Alinder, Thomas Bensby

arxiv:2407.04286 v1 · 2024-07-05 · 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{WL6G43UNANYKQTHSYH7ABG3TK2}

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	2026-07-05T09:14:21.537537Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2fc6e6e8d0370a84cf2c1fe009b73568bdbcc0ab988344b354ca1b83e085c2b

Aliases

arxiv: 2407.04286 · arxiv_version: 2407.04286v1 · doi: 10.48550/arxiv.2407.04286 · pith_short_12: WL6G43UNANYK · pith_short_16: WL6G43UNANYKQTHS · pith_short_8: WL6G43UN

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/WL6G43UNANYKQTHSYH7ABG3TK2 \
  | 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: b2fc6e6e8d0370a84cf2c1fe009b73568bdbcc0ab988344b354ca1b83e085c2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e69369233d6a463e4c1f44bef21e0856fce6c3bc0fe7e0e582035bc5eda8af0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-07-05T06:40:57Z",
    "title_canon_sha256": "3c38af023f507893b2fff9966e74289cd2b96543fa19c450208e2a802ad03d39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.04286",
    "kind": "arxiv",
    "version": 1
  }
}