Pith Number

pith:B5YVBQLJ

pith:2009:B5YVBQLJEZP2LW4W7LP42UH7BZ

not attested not anchored not stored refs pending

Simulations of momentum feedback by black hole winds

Chris Power (Leicester), Sergei Nayakshin

arxiv:0911.2434 v1 · 2009-11-12 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B5YVBQLJEZP2LW4W7LP42UH7BZ}

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	2026-05-18T02:10:48.190073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f7150c169265fa5db96fadfcd50ff0e70fa72d2cef18b441f6a6e791ffbce19

Aliases

arxiv: 0911.2434 · arxiv_version: 0911.2434v1 · doi: 10.48550/arxiv.0911.2434 · pith_short_12: B5YVBQLJEZP2 · pith_short_16: B5YVBQLJEZP2LW4W · pith_short_8: B5YVBQLJ

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/B5YVBQLJEZP2LW4W7LP42UH7BZ \
  | 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: 0f7150c169265fa5db96fadfcd50ff0e70fa72d2cef18b441f6a6e791ffbce19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e08d6fe5d3dc94868a8a9aecb220abe6c00ce564da2573e3f3d03c56b3886698",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-11-12T17:37:21Z",
    "title_canon_sha256": "6b34a1c4aae363bd67af293185fc32c635d0372f66251222cc05b7e2a970673e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.2434",
    "kind": "arxiv",
    "version": 1
  }
}