Pith Number

pith:WF3MQLSS

pith:2009:WF3MQLSSABEPJVNXDS2IYGUSBE

not attested not anchored not stored refs pending

Orbital Eccentricity as a probe of Thick Disk Formation Scenarios

Alvaro Villalobos, Amina Helmi, Chris B. Brook, Elisa House, Facundo A. Gomez, Laura V. Sales, Mario G. Abadi, Matthias Steinmetz, Rok Roskar, Victor P. Debattista

arxiv:0909.3858 v2 · 2009-09-21 · astro-ph.GA · astro-ph.CO

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

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	2026-05-18T02:11:45.603644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b176c82e520048f4d5b71cb48c1a9209006dd7cf40071b9a8ddb99e315db7ffb

Aliases

arxiv: 0909.3858 · arxiv_version: 0909.3858v2 · doi: 10.48550/arxiv.0909.3858 · pith_short_12: WF3MQLSSABEP · pith_short_16: WF3MQLSSABEPJVNX · pith_short_8: WF3MQLSS

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/WF3MQLSSABEPJVNXDS2IYGUSBE \
  | 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: b176c82e520048f4d5b71cb48c1a9209006dd7cf40071b9a8ddb99e315db7ffb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a5c148fef8e53e9bbaf45addb12c1b025d92cd3de496b07afbeffc0762ab0f7",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-09-21T20:20:45Z",
    "title_canon_sha256": "3ec54189521d753184ec1c0b0a9a88efb24068a5a7e10291ce670970265dc74d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.3858",
    "kind": "arxiv",
    "version": 2
  }
}