Pith Number

pith:DWHK4A5Y

pith:2022:DWHK4A5YAWCYDHPUVWVM7BEB4S

not attested not anchored not stored refs pending

Gas metallicity distributions in SDSS-IV MaNGA galaxies: what drives gradients and local trends?

Gail Zasowski, Nicholas Fraser Boardman, Rogemar A. Riffel, Rog\'erio Riffel, Sebasti\'an F. S\'anchez, Tim Heckman, Vivienne Wild

arxiv:2212.09344 v2 · 2022-12-19 · 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{DWHK4A5YAWCYDHPUVWVM7BEB4S}

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	2026-07-05T05:39:28.402736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d8eae03b80585819df4adaacf8481e4b7840449303b2bd3dff4e51593f4af56

Aliases

arxiv: 2212.09344 · arxiv_version: 2212.09344v2 · doi: 10.48550/arxiv.2212.09344 · pith_short_12: DWHK4A5YAWCY · pith_short_16: DWHK4A5YAWCYDHPU · pith_short_8: DWHK4A5Y

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/DWHK4A5YAWCYDHPUVWVM7BEB4S \
  | 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: 1d8eae03b80585819df4adaacf8481e4b7840449303b2bd3dff4e51593f4af56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "634bbd6a1d39085c33e09cb58e587e457e4735aced5238ab3b9f887b6c4ca400",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-12-19T10:21:04Z",
    "title_canon_sha256": "041dd71d93fc50f3aaff239558a51f118955e105ba44e455d9272de7a094d846"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.09344",
    "kind": "arxiv",
    "version": 2
  }
}