Pith Number

pith:JHRBOD7Z

pith:2017:JHRBOD7ZUYBUM56WKVTPBT4M4P

not attested not anchored not stored refs pending

A Potential Recoiling Supermassive Black Hole CXO J101527.2+625911

A. S. Evans, D.-C. Kim, D. Harvey, G. C. Privon, Ilsang Yoon, Ji Hoon Kim, S. Stierwalt

arxiv:1704.05549 v1 · 2017-04-18 · 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{JHRBOD7ZUYBUM56WKVTPBT4M4P}

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	2026-05-18T00:43:50.497978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49e2170ff9a6034677d65566f0cf8ce3c38b071a158a8352e6d71fbd1d3fea82

Aliases

arxiv: 1704.05549 · arxiv_version: 1704.05549v1 · doi: 10.48550/arxiv.1704.05549 · pith_short_12: JHRBOD7ZUYBU · pith_short_16: JHRBOD7ZUYBUM56W · pith_short_8: JHRBOD7Z

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/JHRBOD7ZUYBUM56WKVTPBT4M4P \
  | 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: 49e2170ff9a6034677d65566f0cf8ce3c38b071a158a8352e6d71fbd1d3fea82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "349b0b96d8a4abf590d09e4de66bda5060116022cffd1adeb9470bff05a04347",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-04-18T22:20:14Z",
    "title_canon_sha256": "f84fe1d3a7ebc12c4e13f5922ccbdf7aa2505f739dfe8858e83a711471b454f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.05549",
    "kind": "arxiv",
    "version": 1
  }
}