Pith Number

pith:VSGTERDO

pith:2012:VSGTERDOUYHPNVY5WZ4QDDOBP2

not attested not anchored not stored refs pending

Scaling Relations Between Low-mass Black Holes and Their Host Galaxies

Qirong Zhu, Sydney Sherman, Yuexing Li

arxiv:1211.0013 v1 · 2012-10-31 · astro-ph.CO · 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{VSGTERDOUYHPNVY5WZ4QDDOBP2}

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	2026-05-18T03:41:43.392029Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac8d32446ea60ef6d71db679018dc17eb3c5381bb14dc4bb46cc69cbbeb415c5

Aliases

arxiv: 1211.0013 · arxiv_version: 1211.0013v1 · doi: 10.48550/arxiv.1211.0013 · pith_short_12: VSGTERDOUYHP · pith_short_16: VSGTERDOUYHPNVY5 · pith_short_8: VSGTERDO

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/VSGTERDOUYHPNVY5WZ4QDDOBP2 \
  | 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: ac8d32446ea60ef6d71db679018dc17eb3c5381bb14dc4bb46cc69cbbeb415c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c397d6120c4832d9a44f61d72e031733d49bac1b5fd1c5469121d89a57742e2",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-10-31T20:05:01Z",
    "title_canon_sha256": "a8e3b0b2983af125f30b7065146573798b1b5319eb584732a5dda45058b15a54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.0013",
    "kind": "arxiv",
    "version": 1
  }
}