Pith Number

pith:PQ453JQV

pith:2009:PQ453JQVIRNEVS4CKBHJ5YXQ76

not attested not anchored not stored refs pending

The Standing Accretion Shock Instability in the Disk around the Kerr Black Hole

Hiroki Nagakura, Shoichi Yamada

arxiv:0901.4053 v1 · 2009-01-26 · 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{PQ453JQVIRNEVS4CKBHJ5YXQ76}

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	2026-05-18T04:29:17.170709Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c39dda615445a4acb82504e9ee2f0ffac6be90dc2ac469760854a18807c6a5c

Aliases

arxiv: 0901.4053 · arxiv_version: 0901.4053v1 · doi: 10.48550/arxiv.0901.4053 · pith_short_12: PQ453JQVIRNE · pith_short_16: PQ453JQVIRNEVS4C · pith_short_8: PQ453JQV

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/PQ453JQVIRNEVS4CKBHJ5YXQ76 \
  | 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: 7c39dda615445a4acb82504e9ee2f0ffac6be90dc2ac469760854a18807c6a5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7dc58d8476922fe735766773959e3f1fb5fc79018309daaf4cd07e886ff2e02",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-01-26T17:26:00Z",
    "title_canon_sha256": "7bf59c9043865d50d309336f00072f4ce2f9defb35f1207d564159c042ac50a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.4053",
    "kind": "arxiv",
    "version": 1
  }
}