Pith Number

pith:MESVQELR

pith:2000:MESVQELRIBEU5I2LY7AOABJDOC

not attested not anchored not stored refs pending

The Nuclei of Nearby Radio-Loud Ellipticals

(2) STScI, (3) Columbia University), C.M. Carollo (3), C.P. O'Dea (2), C. Xu (2), G.A. Verdoes Kleijn (1), J. Noel-Storr (3) ((1) Leiden Observatory, P.T. de Zeeuw (1), R.P. van der Marel (2), S.A. Baum (2)

arxiv:astro-ph/0012126 v1 · 2000-12-06 · 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{MESVQELRIBEU5I2LY7AOABJDOC}

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	2026-07-04T14:10:56.125078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

612558117140494ea34bc7c0e0052370a170eeb3f7bb090aaed08e21a9b57d24

Aliases

arxiv: astro-ph/0012126 · arxiv_version: astro-ph/0012126v1 · doi: 10.48550/arxiv.astro-ph/0012126 · pith_short_12: MESVQELRIBEU · pith_short_16: MESVQELRIBEU5I2L · pith_short_8: MESVQELR

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/MESVQELRIBEU5I2LY7AOABJDOC \
  | 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: 612558117140494ea34bc7c0e0052370a170eeb3f7bb090aaed08e21a9b57d24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8fbff635b47a114d7042b547840a4ce89f4301916a4586c1ce4f1d6010714418",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-12-06T10:34:55Z",
    "title_canon_sha256": "a8800b5a5c2cab8b0c75ca6c3bc154a78bb4760d2e8d30510c14f8f9b163c8ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0012126",
    "kind": "arxiv",
    "version": 1
  }
}