Pith Number

pith:OLCLWHTY

pith:2015:OLCLWHTY7B55KWB7TSAGWHNGDG

not attested not anchored not stored refs pending

X-ray Scaling Relations of core and coreless E and S0 Galaxies

Dong-Woo Kim, Giuseppina Fabbiano

arxiv:1504.00899 v2 · 2015-04-03 · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OLCLWHTY7B55KWB7TSAGWHNGDG}

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	2026-05-18T01:29:46.269765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72c4bb1e78f87bd5583f9c806b1da619bbab76796d0322ab485a065ec0120600

Aliases

arxiv: 1504.00899 · arxiv_version: 1504.00899v2 · doi: 10.48550/arxiv.1504.00899 · pith_short_12: OLCLWHTY7B55 · pith_short_16: OLCLWHTY7B55KWB7 · pith_short_8: OLCLWHTY

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/OLCLWHTY7B55KWB7TSAGWHNGDG \
  | 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: 72c4bb1e78f87bd5583f9c806b1da619bbab76796d0322ab485a065ec0120600

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "196ac6f1be5667cbf217290d755e7ec44a1a5c5eeabff6388381b0e5d9ba8615",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-04-03T17:44:59Z",
    "title_canon_sha256": "bd224f7c5604019c75c97ec05befc8c5d92b09826c6e4bde0e632e5ea8535d1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.00899",
    "kind": "arxiv",
    "version": 2
  }
}