Pith Number

pith:FCTD2N4L

pith:2013:FCTD2N4LUP2HO4MFR7S66QJFLI

not attested not anchored not stored refs pending

Accounting for selection effects in the BH-bulge relations: No evidence for cosmological evolution

Andreas Schulze, Lutz Wisotzki

arxiv:1312.5610 v2 · 2013-12-19 · 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{FCTD2N4LUP2HO4MFR7S66QJFLI}

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	2026-05-18T01:45:43.879457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28a63d378ba3f47771858fe5ef41255a366754003663ac35405eeb924d1a4869

Aliases

arxiv: 1312.5610 · arxiv_version: 1312.5610v2 · doi: 10.48550/arxiv.1312.5610 · pith_short_12: FCTD2N4LUP2H · pith_short_16: FCTD2N4LUP2HO4MF · pith_short_8: FCTD2N4L

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/FCTD2N4LUP2HO4MFR7S66QJFLI \
  | 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: 28a63d378ba3f47771858fe5ef41255a366754003663ac35405eeb924d1a4869

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d83ee84301fc91def4b5c3fbd17dc91177e3c6d0f1948301cd45901b1e343473",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-12-19T16:12:53Z",
    "title_canon_sha256": "24759d088d33246c6bc8a765efe8b15b2c1446882d34c7f56004e16c26c2b3ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.5610",
    "kind": "arxiv",
    "version": 2
  }
}