Pith Number

pith:JX6NQL2G

pith:2008:JX6NQL2G2KMD4UFISESD3VKC47

not attested not anchored not stored refs pending

Simulations of the formation of a gaseous disc and young stars near Sgr A* via cloud-cloud collisions

Alexander Hobbs, Sergei Nayakshin

arxiv:0808.1407 v1 · 2008-08-11 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JX6NQL2G2KMD4UFISESD3VKC47}

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	2026-05-18T02:35:15.322308Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4dfcd82f46d2983e50a891243dd542e7d879bcbc5b8cf6e1899ba46664b49658

Aliases

arxiv: 0808.1407 · arxiv_version: 0808.1407v1 · doi: 10.48550/arxiv.0808.1407 · pith_short_12: JX6NQL2G2KMD · pith_short_16: JX6NQL2G2KMD4UFI · pith_short_8: JX6NQL2G

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/JX6NQL2G2KMD4UFISESD3VKC47 \
  | 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: 4dfcd82f46d2983e50a891243dd542e7d879bcbc5b8cf6e1899ba46664b49658

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2775f8a8bf1513091e236ef5cf8198342a8852ea46c82ef945af8e371c9fe3d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-08-11T15:17:40Z",
    "title_canon_sha256": "232785bfbd795d8fcb66ec2743779f839d762cb2ea520d1323fc090207fee36d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.1407",
    "kind": "arxiv",
    "version": 1
  }
}