Pith Number

pith:FQTGPIE2

pith:2017:FQTGPIE2T4DCJDT333NGM3YWLO

not attested not anchored not stored refs pending

Updating the (Supermassive Black Hole Mass) - (Spiral Arm Pitch Angle) Relation: A Strong Correlation for Galaxies with Pseudobulges

Alister W. Graham, Benjamin L. Davis, Marc S. Seigar

arxiv:1707.04001 v3 · 2017-07-13 · 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{FQTGPIE2T4DCJDT333NGM3YWLO}

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

Co-evolution of Supermassive Black Holes and their Host L* galaxies: implications for Milky Way and M31

Receipt and verification

First computed	2026-05-18T00:20:44.601169Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c2667a09a9f06248e7bdeda666f165b97870f5627d886212f7a961003652f05

Aliases

arxiv: 1707.04001 · arxiv_version: 1707.04001v3 · doi: 10.48550/arxiv.1707.04001 · pith_short_12: FQTGPIE2T4DC · pith_short_16: FQTGPIE2T4DCJDT3 · pith_short_8: FQTGPIE2

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/FQTGPIE2T4DCJDT333NGM3YWLO \
  | 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: 2c2667a09a9f06248e7bdeda666f165b97870f5627d886212f7a961003652f05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42d5f7515b95f87cbdf80784731345210ce314947be76438b5d42069e071dccb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-07-13T07:40:22Z",
    "title_canon_sha256": "f23f49409d40d9a3ef7a72257fa5bd8a77be1b7fa7defa554ec9e7a35f8c26fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.04001",
    "kind": "arxiv",
    "version": 3
  }
}