Pith Number

pith:VRYJLTFC

pith:2018:VRYJLTFCNBYOGXNNNF4WZO7LMU

not attested not anchored not stored refs pending

Exploring Simulated Early Star Formation in the Context of the Ultrafaint Dwarf Galaxies

John H. Wise, Kathryn V. Johnston, Lauren Corlies

arxiv:1801.08569 v1 · 2018-01-25 · 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{VRYJLTFCNBYOGXNNNF4WZO7LMU}

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	2026-05-18T00:24:11.303865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac7095cca26870e35dad69796cbbeb650989a7ab6da1c5760406747d5bfa3bb5

Aliases

arxiv: 1801.08569 · arxiv_version: 1801.08569v1 · doi: 10.48550/arxiv.1801.08569 · pith_short_12: VRYJLTFCNBYO · pith_short_16: VRYJLTFCNBYOGXNN · pith_short_8: VRYJLTFC

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/VRYJLTFCNBYOGXNNNF4WZO7LMU \
  | 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: ac7095cca26870e35dad69796cbbeb650989a7ab6da1c5760406747d5bfa3bb5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6bef5bef801cb1e0c26d85a650c5175a751113c455844fb2377d97c6addbb7ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-01-25T19:16:42Z",
    "title_canon_sha256": "11267a119d2371b1c5dd48a070ff8f65f359930dbf1e1eca47019ed56369c7d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.08569",
    "kind": "arxiv",
    "version": 1
  }
}