Pith Number

pith:MJYUOVAY

pith:2019:MJYUOVAYN4GIDJXOZX27VRP5NW

not attested not anchored not stored refs pending

The Evolution of Sizes and Specific Angular Momenta in Hierarchical Models of Galaxy Formation and Evolution

Anna Zoldan, Fabio Fontanot, Gabriella De Lucia, Lizhi Xie, Michaela Hirschmann

arxiv:1902.10724 v2 · 2019-02-27 · 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{MJYUOVAYN4GIDJXOZX27VRP5NW}

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	2026-05-17T23:42:23.288474Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62714754186f0c81a6eecdf5fac5fd6da6b9cef269f7dc2d9d7f2a04daccfad7

Aliases

arxiv: 1902.10724 · arxiv_version: 1902.10724v2 · doi: 10.48550/arxiv.1902.10724 · pith_short_12: MJYUOVAYN4GI · pith_short_16: MJYUOVAYN4GIDJXO · pith_short_8: MJYUOVAY

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/MJYUOVAYN4GIDJXOZX27VRP5NW \
  | 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: 62714754186f0c81a6eecdf5fac5fd6da6b9cef269f7dc2d9d7f2a04daccfad7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5053c4b1de8b9bd0736b2728b0024da8718c8453070c58f859ef2394081d6178",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-02-27T19:00:05Z",
    "title_canon_sha256": "9ef9dbff89f9f01e796c3a4a539b9ed369dac007a2a4bdef91d7c11f10c536f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.10724",
    "kind": "arxiv",
    "version": 2
  }
}