Pith Number

pith:5LGN4KXT

pith:2019:5LGN4KXT5R7GLCIHWJAEEYRQ4T

not attested not anchored not stored refs pending

Supermassive Black Hole Binary Candidates from the Pan-STARRS1 Medium Deep Survey

C. Waters, J. Tonry, K. Chambers, K. Hodapp, M. Ayers, M. E. Huber, N. Metcalfe, R.-P. Kudritzki, R. Wainscoat, S. Gezari, T. Liu, W. Burgett

arxiv:1906.08315 v2 · 2019-06-19 · 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{5LGN4KXT5R7GLCIHWJAEEYRQ4T}

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	2026-07-05T00:12:01.122736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eaccde2af3ec7e658907b240426230e4e57fde478871e1839799ba6b30d8a138

Aliases

arxiv: 1906.08315 · arxiv_version: 1906.08315v2 · doi: 10.48550/arxiv.1906.08315 · pith_short_12: 5LGN4KXT5R7G · pith_short_16: 5LGN4KXT5R7GLCIH · pith_short_8: 5LGN4KXT

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/5LGN4KXT5R7GLCIHWJAEEYRQ4T \
  | 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: eaccde2af3ec7e658907b240426230e4e57fde478871e1839799ba6b30d8a138

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe9d07106c0a086e3f92bc822b26624bba74cae8f3e93fdae96c19606d4eaa04",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-06-19T19:17:44Z",
    "title_canon_sha256": "635f537f39ebdd7fcbaeec71ec4dd405ab1a44cb56849241711169fc211dc698"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.08315",
    "kind": "arxiv",
    "version": 2
  }
}