Pith Number

pith:I2AAVSTB

pith:2018:I2AAVSTBEEYXH672ANK3HK4LCA

not attested not anchored not stored refs pending

Black Hole Mass Scaling Relations for Spiral Galaxies. I. $M_{\rm BH}$-$M_{\rm *,sph}$

Alister W. Graham, Benjamin L. Davis, Ewan Cameron

arxiv:1810.04887 v3 · 2018-10-11 · 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{I2AAVSTBEEYXH672ANK3HK4LCA}

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	2026-05-17T23:51:39.299344Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46800aca61213173fbfa0355b3ab8b10182bfe89990699ea719ab5ab1f122e04

Aliases

arxiv: 1810.04887 · arxiv_version: 1810.04887v3 · doi: 10.48550/arxiv.1810.04887 · pith_short_12: I2AAVSTBEEYX · pith_short_16: I2AAVSTBEEYXH672 · pith_short_8: I2AAVSTB

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/I2AAVSTBEEYXH672ANK3HK4LCA \
  | 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: 46800aca61213173fbfa0355b3ab8b10182bfe89990699ea719ab5ab1f122e04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19ec858a19d516772b1dc2c1956204db484667a3cd6ec16f18f05d598554c165",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-10-11T08:16:49Z",
    "title_canon_sha256": "85a40b2552d3d965ba89d26ec16b69e0286f6276a134ffde5b8308e4c2675a60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.04887",
    "kind": "arxiv",
    "version": 3
  }
}