Pith Number

pith:N5INTJJJ

pith:2018:N5INTJJJSJCBF7IOZYNI2IYGWM

not attested not anchored not stored refs pending

Stellar Population Properties of Ultracompact Dwarfs in M87: a Mass-metallicity Correlation Connecting Low-metallicity Globular Clusters and Compact Ellipticals

Ariane Lancon, Chengze Liu, Eric W. Peng, Hong-Xin Zhang, Jincheng Yu, Joel Roediger, Laura Ferrarese, Matthew A. Taylor, Patrick Cote, Paul Eigenthaler, Pierre-Alain Duc, Roberto P. Munoz, Ruben Sanchez-Janssen, Sungsoon Lim, Thomas H. Puzia

arxiv:1803.07577 v1 · 2018-03-20 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N5INTJJJSJCBF7IOZYNI2IYGWM}

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	2026-05-18T00:15:55.069451Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f50d9a529924412fd0ece1a8d2306b316c889f2722ee6d98b20e2072367759b

Aliases

arxiv: 1803.07577 · arxiv_version: 1803.07577v1 · doi: 10.48550/arxiv.1803.07577 · pith_short_12: N5INTJJJSJCB · pith_short_16: N5INTJJJSJCBF7IO · pith_short_8: N5INTJJJ

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/N5INTJJJSJCBF7IOZYNI2IYGWM \
  | 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: 6f50d9a529924412fd0ece1a8d2306b316c889f2722ee6d98b20e2072367759b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d7261720c47940cb472d5b66a9398c38ed4b4657acaea077595048297b5e979",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-03-20T18:03:54Z",
    "title_canon_sha256": "95b7fb408efc51823837959784b02819dce768623cedf02a2c9e9413cb204b94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.07577",
    "kind": "arxiv",
    "version": 1
  }
}