Pith Number

pith:E2FSVMHU

pith:2022:E2FSVMHUDWLKWDDZR7KSUL26EM

not attested not anchored not stored refs pending

Are Milky-Way-like galaxies like the Milky Way? A view from SDSS-IV/MaNGA

Alfonso Arag\'on-Salamanca, Brett H. Andrews, Michael Merrifield, Niv Drory, Richard R. Lane, Shuang Zhou

arxiv:2212.09127 v2 · 2022-12-18 · 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{E2FSVMHUDWLKWDDZR7KSUL26EM}

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	2026-07-05T05:55:45.415121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

268b2ab0f41d96ab0c798fd52a2f5e2308dbeceff18d43326ae52a26f40f3e1b

Aliases

arxiv: 2212.09127 · arxiv_version: 2212.09127v2 · doi: 10.48550/arxiv.2212.09127 · pith_short_12: E2FSVMHUDWLK · pith_short_16: E2FSVMHUDWLKWDDZ · pith_short_8: E2FSVMHU

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/E2FSVMHUDWLKWDDZR7KSUL26EM \
  | 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: 268b2ab0f41d96ab0c798fd52a2f5e2308dbeceff18d43326ae52a26f40f3e1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8b6739397b54d3d4cbf75b636889bf94007c5c28356012b0ba8774492df8247",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-12-18T16:46:59Z",
    "title_canon_sha256": "9f673423b57b8016c451d9e3b202bb2430a9fb5388c011fe7a65aa1d61766ded"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.09127",
    "kind": "arxiv",
    "version": 2
  }
}