Pith Number

pith:ZQMP2ZGO

pith:2019:ZQMP2ZGO2SG4NSAJFJAWFGGNKF

not attested not anchored not stored refs pending

SDSS-IV MaNGA: Evidence for enriched accretion onto satellite galaxies in dense environments

Adam L. Schaefer, Amy Jones, Christy Tremonti, David Stark, David Wake, Francesco Belfiore, Maria Argudo-Fernandez, Matthew A. Bershady, Niv Drory, Renbin Yan, Roberto Maiolino, Zachary Pace

arxiv:1909.04738 v1 · 2019-09-10 · 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{ZQMP2ZGO2SG4NSAJFJAWFGGNKF}

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	2026-07-05T00:17:14.718189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc18fd64ced48dc6c8092a416298cd515d24249c311e6024262a25559d7bfbc7

Aliases

arxiv: 1909.04738 · arxiv_version: 1909.04738v1 · doi: 10.48550/arxiv.1909.04738 · pith_short_12: ZQMP2ZGO2SG4 · pith_short_16: ZQMP2ZGO2SG4NSAJ · pith_short_8: ZQMP2ZGO

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/ZQMP2ZGO2SG4NSAJFJAWFGGNKF \
  | 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: cc18fd64ced48dc6c8092a416298cd515d24249c311e6024262a25559d7bfbc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a6f4181e4c495b46162e9172aa2d8284374dfb74313f0f176bdb3a0cbc397e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-09-10T20:35:10Z",
    "title_canon_sha256": "6f879daf86c1463e29323c4addc28d15435eafa00ac499ef1216dce689f2c12b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.04738",
    "kind": "arxiv",
    "version": 1
  }
}