Pith Number

pith:VN2D3K64

pith:2015:VN2D3K646JBHMZS5QJ3ZIODUAX

not attested not anchored not stored refs pending

The Distribution of Star Formation and Metals in the Low Surface Brightness Galaxy UGC 628

J. E. Young, Rachel Kuzio de Naray, Sharon X. Wang

arxiv:1507.03011 v1 · 2015-07-10 · 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{VN2D3K646JBHMZS5QJ3ZIODUAX}

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	2026-05-18T01:33:33.581144Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab743dabdcf24276665d827794387405d8d5207c4c0c9e833e49abde286a9093

Aliases

arxiv: 1507.03011 · arxiv_version: 1507.03011v1 · doi: 10.48550/arxiv.1507.03011 · pith_short_12: VN2D3K646JBH · pith_short_16: VN2D3K646JBHMZS5 · pith_short_8: VN2D3K64

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/VN2D3K646JBHMZS5QJ3ZIODUAX \
  | 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: ab743dabdcf24276665d827794387405d8d5207c4c0c9e833e49abde286a9093

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f153195098ab63e902f95108a207e05918169e5d4350f25562aa279bf1369e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-07-10T20:00:26Z",
    "title_canon_sha256": "e31811c07f3ac0886e1807e410ca0a6b8ecc4e5a047ba42fb879ea01dfca229c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.03011",
    "kind": "arxiv",
    "version": 1
  }
}