Pith Number

pith:XTK3V55L

pith:2011:XTK3V55LQC6DJBYTDKBRMVCZR5

not attested not anchored not stored refs pending

Comments on Kormendy, Bender & Cornell (2011, Nature, 469, 374)

Alister W. Graham

arxiv:1103.0525 v1 · 2011-03-01 · 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{XTK3V55LQC6DJBYTDKBRMVCZR5}

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	2026-05-18T04:27:34.707654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcd5baf7ab80bc3487131a831654598f717dc262b08ca25cafad129001eb27dd

Aliases

arxiv: 1103.0525 · arxiv_version: 1103.0525v1 · doi: 10.48550/arxiv.1103.0525 · pith_short_12: XTK3V55LQC6D · pith_short_16: XTK3V55LQC6DJBYT · pith_short_8: XTK3V55L

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/XTK3V55LQC6DJBYTDKBRMVCZR5 \
  | 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: bcd5baf7ab80bc3487131a831654598f717dc262b08ca25cafad129001eb27dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7218a476465c137b31ccfdf869b68dc82e88cc455a755c33264671882b844ee7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-03-01T04:08:43Z",
    "title_canon_sha256": "b9e9a8e4928ef78a2ce6dbc948452d4b15bbb70aa6def1d91eae43b50ad749ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.0525",
    "kind": "arxiv",
    "version": 1
  }
}