Pith Number

pith:SQORGZHI

pith:2022:SQORGZHIDL36S55IQ7Z6AM7ZL6

not attested not anchored not stored refs pending

A non-interacting Galactic black hole candidate in a binary system with a main-sequence star

Alessandro Savino, Daniel R. Hey, Evan N. Kirby, Henrique Reggiani, Ian B. Thompson, Joshua D. Simon, Marla Geha, Paul A. Dalba, Peter A. Craig, Philip Chang, Puragra Guhathakurta, Sukanya Chakrabarti, Timothy D. Brandt

arxiv:2210.05003 v2 · 2022-10-10 · 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{SQORGZHIDL36S55IQ7Z6AM7ZL6}

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	2026-07-05T06:20:19.779707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

941d1364e81af7e977a887f3e033f95f9879944a38ed0a3e15c48ba77db3bdcf

Aliases

arxiv: 2210.05003 · arxiv_version: 2210.05003v2 · doi: 10.48550/arxiv.2210.05003 · pith_short_12: SQORGZHIDL36 · pith_short_16: SQORGZHIDL36S55I · pith_short_8: SQORGZHI

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/SQORGZHIDL36S55IQ7Z6AM7ZL6 \
  | 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: 941d1364e81af7e977a887f3e033f95f9879944a38ed0a3e15c48ba77db3bdcf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aaba62c753842ca3f3863b8b4acd6679153176d6c3c102f71b2cd3fe5e986290",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-10-10T20:14:54Z",
    "title_canon_sha256": "8965c7658991d6390b456ffd265d29bc2adc63202701777fe8ec66dbf9ede8f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.05003",
    "kind": "arxiv",
    "version": 2
  }
}