Pith Number

pith:5M7Q6IS5

pith:2014:5M7Q6IS5JUSCFO5OV4QMRFSFEN

not attested not anchored not stored refs pending

Super-massive black hole mass scaling relations

Alister W. Graham, James Schombert, Nicholas Scott

arxiv:1411.1438 v1 · 2014-11-05 · 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{5M7Q6IS5JUSCFO5OV4QMRFSFEN}

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	2026-05-18T02:38:27.987050Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb3f0f225d4d2422bbaeaf20c8964523445a2f39456d7fcb4ccc9bd8eac059eb

Aliases

arxiv: 1411.1438 · arxiv_version: 1411.1438v1 · doi: 10.48550/arxiv.1411.1438 · pith_short_12: 5M7Q6IS5JUSC · pith_short_16: 5M7Q6IS5JUSCFO5O · pith_short_8: 5M7Q6IS5

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/5M7Q6IS5JUSCFO5OV4QMRFSFEN \
  | 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: eb3f0f225d4d2422bbaeaf20c8964523445a2f39456d7fcb4ccc9bd8eac059eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92354431a043e9c09075ad5be16034be3451353ca3fc57e19706cb55b19607f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-11-05T22:43:33Z",
    "title_canon_sha256": "d4684fc79bb40a0fc8f0f470f6c68dedcd57949a34b8600ff40d0ce71dfe1cc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.1438",
    "kind": "arxiv",
    "version": 1
  }
}