Pith Number

pith:RWLALMGE

pith:2009:RWLALMGE6DMGYIF7HTRP4IVBMQ

not attested not anchored not stored refs pending

The double degenerate LP400-22 revisited

A. Kawka, N.M. Silvestri, S. Vennes, T.R. Vaccaro

arxiv:0909.3261 v2 · 2009-09-17 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RWLALMGE6DMGYIF7HTRP4IVBMQ}

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	2026-05-18T02:34:29.682100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d9605b0c4f0d86c20bf3ce2fe22a1641cde56c4ef77e5c66d2142df9bcddbe4

Aliases

arxiv: 0909.3261 · arxiv_version: 0909.3261v2 · doi: 10.48550/arxiv.0909.3261 · pith_short_12: RWLALMGE6DMG · pith_short_16: RWLALMGE6DMGYIF7 · pith_short_8: RWLALMGE

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/RWLALMGE6DMGYIF7HTRP4IVBMQ \
  | 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: 8d9605b0c4f0d86c20bf3ce2fe22a1641cde56c4ef77e5c66d2142df9bcddbe4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1917292354bfa2de79a9901133706feebdab648ab3e5a06127d7a3412a4d88cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-09-17T16:00:56Z",
    "title_canon_sha256": "b0b08c2f519cd036043727e421b92d7d2f490142f10288502a8497b48448c68b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.3261",
    "kind": "arxiv",
    "version": 2
  }
}