Pith Number

pith:KRX7SJNU

pith:2010:KRX7SJNUEURQIHJCI6BBVOKQF6

not attested not anchored not stored refs pending

Maximal spin and energy conversion efficiency in a symbiotic system of black hole, disk and jet

L\'aszl\'o \'A. Gergely, Peter L. Biermann, Zolt\'an Kov\'acs

arxiv:1007.4279 v3 · 2010-07-24 · astro-ph.CO · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KRX7SJNUEURQIHJCI6BBVOKQF6}

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	2026-05-18T04:11:07.420442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

546ff925b42523041d2247821ab9502f92b673bdc205f299e2dcfdba41a76357

Aliases

arxiv: 1007.4279 · arxiv_version: 1007.4279v3 · doi: 10.48550/arxiv.1007.4279 · pith_short_12: KRX7SJNUEURQ · pith_short_16: KRX7SJNUEURQIHJC · pith_short_8: KRX7SJNU

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/KRX7SJNUEURQIHJCI6BBVOKQF6 \
  | 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: 546ff925b42523041d2247821ab9502f92b673bdc205f299e2dcfdba41a76357

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3886de3942f486ad6ceecfc15a11ef30388f49c00584906313fb0ffe9f4142d2",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-07-24T19:13:28Z",
    "title_canon_sha256": "7ae745ae5cb827104b0b7fcc664f3e0abe01b172c52eec71abb735df43d28db6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.4279",
    "kind": "arxiv",
    "version": 3
  }
}