Pith Number

pith:QWVM2RFU

pith:2020:QWVM2RFUKXQK2WWM6ZZYPBSQ5J

not attested not anchored not stored refs pending

VINTERGATAN I: The origins of chemically, kinematically and structurally distinct discs in a simulated Milky Way-mass galaxy

Diane K. Feuillet, Eric P. Andersson, Florent Renaud, Justin I. Read, Martin P. Rey, Nils Ryde, Oscar Agertz, Sofia Feltzing, Thomas Bensby

arxiv:2006.06008 v2 · 2020-06-10 · 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{QWVM2RFUKXQK2WWM6ZZYPBSQ5J}

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	2026-07-05T02:33:17.936427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85aacd44b455e0ad5accf673878650ea74697b9fe4e7b365fca69cf2c80e2fd9

Aliases

arxiv: 2006.06008 · arxiv_version: 2006.06008v2 · doi: 10.48550/arxiv.2006.06008 · pith_short_12: QWVM2RFUKXQK · pith_short_16: QWVM2RFUKXQK2WWM · pith_short_8: QWVM2RFU

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/QWVM2RFUKXQK2WWM6ZZYPBSQ5J \
  | 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: 85aacd44b455e0ad5accf673878650ea74697b9fe4e7b365fca69cf2c80e2fd9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75b1f7916ec688a4e0a855b02f1b730f31c1bb384f893e0cfb53e652edd82c39",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-06-10T18:01:05Z",
    "title_canon_sha256": "a9b29db926047e11a4e7c9b1249eaf010aab3a2fb3ba0bf27a19124acca02ced"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.06008",
    "kind": "arxiv",
    "version": 2
  }
}