Pith Number

pith:SCP3MGSV

pith:2008:SCP3MGSVYX5QFZ7M55S2RF2WBU

not attested not anchored not stored refs pending

The Role of Core in the Instability of Spherical Gravitating Systems

T.Ghahramanyan

arxiv:0805.1803 v1 · 2008-05-13 · astro-ph · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SCP3MGSVYX5QFZ7M55S2RF2WBU}

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	2026-05-18T04:36:41.242782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

909fb61a55c5fb02e7ecef65a897560d148e51ffa11df56a6fda141da4bdedab

Aliases

arxiv: 0805.1803 · arxiv_version: 0805.1803v1 · doi: 10.48550/arxiv.0805.1803 · pith_short_12: SCP3MGSVYX5Q · pith_short_16: SCP3MGSVYX5QFZ7M · pith_short_8: SCP3MGSV

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/SCP3MGSVYX5QFZ7M55S2RF2WBU \
  | 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: 909fb61a55c5fb02e7ecef65a897560d148e51ffa11df56a6fda141da4bdedab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6963b6b121700f99a431005fb4cd795ca4a89406c6eeee748115eb3b1d8122a9",
    "cross_cats_sorted": [
      "nlin.CD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-05-13T08:54:53Z",
    "title_canon_sha256": "838623d4adfe99f866f588e075fbae25c85677712e7bd37c3b2b3a8fdb8acc3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.1803",
    "kind": "arxiv",
    "version": 1
  }
}