Pith Number

pith:3Z64ECRX

pith:2018:3Z64ECRXV75ESXHCGSX6O5TN7J

not attested not anchored not stored refs pending

Emission Signatures from Sub-parsec Binary Supermassive Black Holes II: Effect of Accretion Disk Wind on Broad Emission Lines

(2) University of Michigan, (3) Pennsylvania State University, (4) Las Cumbres Observatory), Jessie C. Runnoe (2), Khai Nguyen (1), Michael Eracleous (3), Steinn Sigurdsson (3), Tamara Bogdanovic (1), Todd Boroson (4) ((1) Georgia Institute of Technology

arxiv:1807.09782 v2 · 2018-07-25 · astro-ph.HE · astro-ph.GA · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3Z64ECRXV75ESXHCGSX6O5TN7J}

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	2026-05-17T23:56:47.578690Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de7dc20a37affa495ce234afe7766dfa504385e68d9057ea3dc5ec8310162c68

Aliases

arxiv: 1807.09782 · arxiv_version: 1807.09782v2 · doi: 10.48550/arxiv.1807.09782 · pith_short_12: 3Z64ECRXV75E · pith_short_16: 3Z64ECRXV75ESXHC · pith_short_8: 3Z64ECRX

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/3Z64ECRXV75ESXHCGSX6O5TN7J \
  | 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: de7dc20a37affa495ce234afe7766dfa504385e68d9057ea3dc5ec8310162c68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79f0fc0dc49140331e2a6ed93ef04de503371890d917ab385726ed67049d6d5f",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-07-25T18:00:03Z",
    "title_canon_sha256": "590c9b2d485c9059ab160d1f1866a54ca1601691146344625c3db4272a59db5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.09782",
    "kind": "arxiv",
    "version": 2
  }
}