Pith Number

pith:Q3SZ5WXW

pith:2019:Q3SZ5WXW2QCJVTCT5A3DGN7ZAQ

not attested not anchored not stored refs pending

Angular momentum and morphological sequence of massive galaxies through Dark Sage

Adam R. H. Stevens, Andreas A. Berlind, Antonio J. Porras-Valverde, Kelly Holley-Bockelmann

arxiv:1910.13467 v1 · 2019-10-29 · 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{Q3SZ5WXW2QCJVTCT5A3DGN7ZAQ}

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	2026-07-05T09:38:13.787251Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86e59edaf6d4049acc53e8363337f9040a8f62d12f1c1c1fe23b5c157e42b232

Aliases

arxiv: 1910.13467 · arxiv_version: 1910.13467v1 · doi: 10.48550/arxiv.1910.13467 · pith_short_12: Q3SZ5WXW2QCJ · pith_short_16: Q3SZ5WXW2QCJVTCT · pith_short_8: Q3SZ5WXW

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/Q3SZ5WXW2QCJVTCT5A3DGN7ZAQ \
  | 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: 86e59edaf6d4049acc53e8363337f9040a8f62d12f1c1c1fe23b5c157e42b232

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "026908e30d1e228f18dfae627bbe134fcec6b32432a9b25851bc0a97b7ffd8d3",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-10-29T18:19:55Z",
    "title_canon_sha256": "d009a9becb654eda1addb786d67688f6385ddb59860a3aec1609ec6919ea0535"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.13467",
    "kind": "arxiv",
    "version": 1
  }
}