Pith Number

pith:53G54OZX

pith:2011:53G54OZXLJS2DRM6TA7S4ZJBH4

not attested not anchored not stored refs pending

On the cosmological evolution of the black hole - host galaxy relation in quasars

J. Kotilainen, L. Portinari, R. Decarli, R. Falomo

arxiv:1110.6067 v1 · 2011-10-27 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{53G54OZXLJS2DRM6TA7S4ZJBH4}

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	2026-05-18T02:00:03.119370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eecdde3b375a65a1c59e983f2e65213f3ba0be363f06bdfa8428cdb691d9fd94

Aliases

arxiv: 1110.6067 · arxiv_version: 1110.6067v1 · doi: 10.48550/arxiv.1110.6067 · pith_short_12: 53G54OZXLJS2 · pith_short_16: 53G54OZXLJS2DRM6 · pith_short_8: 53G54OZX

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/53G54OZXLJS2DRM6TA7S4ZJBH4 \
  | 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: eecdde3b375a65a1c59e983f2e65213f3ba0be363f06bdfa8428cdb691d9fd94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8918a2966e2fafdee286f6e25a297576cae661c805e86cdc6bb80a770ce14c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-10-27T12:42:04Z",
    "title_canon_sha256": "516a57ad7d04c1312cba52ee27f0101fe21a4dd785141ad516fa2857710d8224"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.6067",
    "kind": "arxiv",
    "version": 1
  }
}