Pith Number

pith:6NOQJHFS

pith:2025:6NOQJHFSC32IFOSOCDOILOIGR2

not attested not anchored not stored refs pending

An interstellar mission to the closest black hole?

Cosimo Bambi

arxiv:2509.11222 v1 · 2025-09-14 · gr-qc · 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{6NOQJHFSC32IFOSOCDOILOIGR2}

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.

Cited by

1 paper in Pith

Testing Black Holes with Interstellar Missions: I. Orbiting Probes

Receipt and verification

First computed	2026-07-05T12:11:35.562798Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f35d049cb216f482ba4e10dc85b9068ebf107bf4b484cc6b904bd8366606a80b

Aliases

arxiv: 2509.11222 · arxiv_version: 2509.11222v1 · doi: 10.48550/arxiv.2509.11222 · pith_short_12: 6NOQJHFSC32I · pith_short_16: 6NOQJHFSC32IFOSO · pith_short_8: 6NOQJHFS

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/6NOQJHFSC32IFOSOCDOILOIGR2 \
  | 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: f35d049cb216f482ba4e10dc85b9068ebf107bf4b484cc6b904bd8366606a80b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9573f501250de282fd41861b8853b6cb96c251d73af9c40384cfd872d33ae8df",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-09-14T11:51:44Z",
    "title_canon_sha256": "9709133dc6ebb434efdcf74f13925f779887bf0f23fa0284bdc11060914e1be5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.11222",
    "kind": "arxiv",
    "version": 1
  }
}