Pith Number

pith:5GCDF5XR

pith:2009:5GCDF5XRSJEHSDHXO3YBLUXC5K

not attested not anchored not stored refs pending

Modelling the light-curves of objects tidally disrupted by a black hole

A. Cadez, A. Gomboc, M. Calvani, U. Kostic

arxiv:0902.2122 v1 · 2009-02-12 · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5GCDF5XRSJEHSDHXO3YBLUXC5K}

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	2026-05-18T03:57:53.874835Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e98432f6f19248790cf776f015d2e2ea98068c67101f03c5d9823bbfe8e9b240

Aliases

arxiv: 0902.2122 · arxiv_version: 0902.2122v1 · doi: 10.48550/arxiv.0902.2122 · pith_short_12: 5GCDF5XRSJEH · pith_short_16: 5GCDF5XRSJEHSDHX · pith_short_8: 5GCDF5XR

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/5GCDF5XRSJEHSDHXO3YBLUXC5K \
  | 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: e98432f6f19248790cf776f015d2e2ea98068c67101f03c5d9823bbfe8e9b240

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9d4d423e97637edbf6d7cff2f1a232e066a1d59cbafeb9b8988f9bc47c8cdf1",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-02-12T14:37:16Z",
    "title_canon_sha256": "1c879f2a90ed7764f40709b337b2da56ad95f89f3312e7a67ee1f1331f006781"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.2122",
    "kind": "arxiv",
    "version": 1
  }
}