Pith Number

pith:4RRL2ULG

pith:2019:4RRL2ULG2T2CCEU2Y4USX2VEJ5

not attested not anchored not stored refs pending

New Horizon: On the origin of the stellar disk and spheroid of field galaxies at $z=0.7$

Christophe Pichon, Hoseung Choi, Julien Devriendt, Marta Volonteri, Min-Jung Park, Sebastien Peirani, Sugata Kaviraj, Sukyoung K. Yi, Taysun Kimm, Yohan Dubois

arxiv:1905.02216 v2 · 2019-05-06 · 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{4RRL2ULG2T2CCEU2Y4USX2VEJ5}

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	2026-07-05T00:06:43.159733Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e462bd5166d4f421129ac7292beaa44f48160d602071c8e2198a74607857dcf4

Aliases

arxiv: 1905.02216 · arxiv_version: 1905.02216v2 · doi: 10.48550/arxiv.1905.02216 · pith_short_12: 4RRL2ULG2T2C · pith_short_16: 4RRL2ULG2T2CCEU2 · pith_short_8: 4RRL2ULG

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/4RRL2ULG2T2CCEU2Y4USX2VEJ5 \
  | 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: e462bd5166d4f421129ac7292beaa44f48160d602071c8e2198a74607857dcf4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5267a6972a522d9ee81b39085af3686780f4005fd8161b044ec67df8c88ced2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-05-06T18:00:06Z",
    "title_canon_sha256": "346cb38dc0b6c329e6b8dc703f27e122b5195dacdfd23da3841de24568261c78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.02216",
    "kind": "arxiv",
    "version": 2
  }
}