Pith Number

pith:FRO5UYRX

pith:2012:FRO5UYRX5BJ3YYD2UXVHPNVVKO

not attested not anchored not stored refs pending

The black hole - bulge mass relation of Active Galactic Nuclei in the Extended Chandra Deep Field - South Survey

John D. Silverman (Kavli IPMU), Malte Schramm

arxiv:1212.2999 v1 · 2012-12-12 · 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{FRO5UYRX5BJ3YYD2UXVHPNVVKO}

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

Waveform Modelling for the Laser Interferometer Space Antenna

Receipt and verification

First computed	2026-05-18T01:52:39.245534Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c5dda6237e853bc607aa5ea77b6b553ac7bce3bb81e26e8980b3add7b5efc97

Aliases

arxiv: 1212.2999 · arxiv_version: 1212.2999v1 · doi: 10.48550/arxiv.1212.2999 · pith_short_12: FRO5UYRX5BJ3 · pith_short_16: FRO5UYRX5BJ3YYD2 · pith_short_8: FRO5UYRX

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/FRO5UYRX5BJ3YYD2UXVHPNVVKO \
  | 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: 2c5dda6237e853bc607aa5ea77b6b553ac7bce3bb81e26e8980b3add7b5efc97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91e473b38413a02af50802d9c5eec82049dc7c842043029fe5e04314c9aaaf8d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-12-12T22:05:30Z",
    "title_canon_sha256": "c31289e7aa26a31ac5fb133fc605b12db1d3d274938265a34d532e95260d077c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.2999",
    "kind": "arxiv",
    "version": 1
  }
}