Pith Number

pith:I3Z6CNON

pith:1997:I3Z6CNON4MUXEFUGCOTSAI22NY

not attested not anchored not stored refs pending

The Mgb-sigma Relation of Elliptical Galaxies at z=0.37

Bodo L. Ziegler, Ralf Bender (Universit\"atssternwarte M\"unchen)

arxiv:astro-ph/9704280 v1 · 1997-04-29 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I3Z6CNON4MUXEFUGCOTSAI22NY}

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	2026-05-18T01:40:17.599551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46f3e135cde32972168613a720235a6e1c2c80d5f81d2b1b6fea19ebf37414d0

Aliases

arxiv: astro-ph/9704280 · arxiv_version: astro-ph/9704280v1 · doi: 10.48550/arxiv.astro-ph/9704280 · pith_short_12: I3Z6CNON4MUX · pith_short_16: I3Z6CNON4MUXEFUG · pith_short_8: I3Z6CNON

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/I3Z6CNON4MUXEFUGCOTSAI22NY \
  | 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: 46f3e135cde32972168613a720235a6e1c2c80d5f81d2b1b6fea19ebf37414d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ed0b8d15a93d606dcd64c64f2df4662d3b851974b51653d793707e644a1f2f7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-04-29T12:19:59Z",
    "title_canon_sha256": "64c3969445088ea1dcc7812857d2f06204449f82bcb1d6f446dc5f2df6c4ff34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9704280",
    "kind": "arxiv",
    "version": 1
  }
}