Pith Number

pith:BKWH47TZ

pith:2018:BKWH47TZOKEYNPUCBCTBM4SSZ7

not attested not anchored not stored refs pending

SDSS-IV MaNGA: The Spatially Resolved Stellar Initial Mass Function in $\sim$400 Early-Type Galaxies

Alexandre Roman-Lopes, Amy Jones, Brett H. Andrews, Claudia Maraston, Daniel Goddard, Daniel Thomas, David R. Law, David Wake, Dmitry Bizyaev, Eric Emsellem, Jeffrey A. Newman, Jianhui Lian, Joel R. Brownstein, Jonathan Brinkmann, Kevin Bundy, Kyle B. Westfall, Matthew Bershady, Niv Drory, Renbin Yan, Sam Vaughan, Sofia Meneses-Goytia, Taniya Parikh, Zheng Zheng

arxiv:1803.08515 v1 · 2018-03-22 · astro-ph.GA · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BKWH47TZOKEYNPUCBCTBM4SSZ7}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:15:15.226310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0aac7e7e79728986be8208a6167252cfd7b80c58614af57c057b7ec667154d2f

Aliases

arxiv: 1803.08515 · arxiv_version: 1803.08515v1 · doi: 10.48550/arxiv.1803.08515 · pith_short_12: BKWH47TZOKEY · pith_short_16: BKWH47TZOKEYNPUC · pith_short_8: BKWH47TZ

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/BKWH47TZOKEYNPUCBCTBM4SSZ7 \
  | 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: 0aac7e7e79728986be8208a6167252cfd7b80c58614af57c057b7ec667154d2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c053dfaed57d2b2f5f2cfd4c3c2869bf829036a255a035dd6d45d9231ecc917",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-03-22T18:00:08Z",
    "title_canon_sha256": "b9b47c0406115756b420584c38d47733198bd2c003597cac614f54ca6de555d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.08515",
    "kind": "arxiv",
    "version": 1
  }
}