Pith Number

pith:VHLKEIQH

pith:2010:VHLKEIQH4W4MJRAUFGCMLBTWMP

not attested not anchored not stored refs pending

The Spin of the Black Hole in the Soft X-ray Transient A0620--00

Andrew G. Cantrell (2), Charles D. Bailyn (2), James F. Steiner (1), Jeffrey E. McClintock (1), Jerome A. Orosz (3) ((1) CfA (2) Yale (3) SDSU), Lijun Gou (1), Ramesh Narayan (1)

arxiv:1002.2211 v2 · 2010-02-10 · 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{VHLKEIQH4W4MJRAUFGCMLBTWMP}

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	2026-05-18T02:09:09.788605Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9d6a22207e5b8c4c4142984c5867663f29f7286eb894e7fcf41eca1636f1642

Aliases

arxiv: 1002.2211 · arxiv_version: 1002.2211v2 · doi: 10.48550/arxiv.1002.2211 · pith_short_12: VHLKEIQH4W4M · pith_short_16: VHLKEIQH4W4MJRAU · pith_short_8: VHLKEIQH

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/VHLKEIQH4W4MJRAUFGCMLBTWMP \
  | 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: a9d6a22207e5b8c4c4142984c5867663f29f7286eb894e7fcf41eca1636f1642

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c38c26b3d6a27960d6bbb52b5e4611680a4afbcd4148baa882c659f77306799e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-02-10T21:15:19Z",
    "title_canon_sha256": "70dd5d8d88ba8cd64191acdf920378d1d9ee67e12a61030601ee382404d92568"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.2211",
    "kind": "arxiv",
    "version": 2
  }
}