Pith Number

pith:ZHH4T3QR

pith:2006:ZHH4T3QRC4JWVCLB3IHH4BZ4W6

not attested not anchored not stored refs pending

Young Nuclei in Dwarf Elliptical Galaxies

Igor Chilingarian, Olga Sil'chenko, Philippe Prugniel, Victor Afanasiev

arxiv:astro-ph/0611866 v1 · 2006-11-28 · 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{ZHH4T3QRC4JWVCLB3IHH4BZ4W6}

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	2026-07-04T16:59:41.976238Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9cfc9ee1117136a8961da0e7e073cb78e54f6c78e49711c99d201428d4acacd

Aliases

arxiv: astro-ph/0611866 · arxiv_version: astro-ph/0611866v1 · doi: 10.48550/arxiv.astro-ph/0611866 · pith_short_12: ZHH4T3QRC4JW · pith_short_16: ZHH4T3QRC4JWVCLB · pith_short_8: ZHH4T3QR

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/ZHH4T3QRC4JWVCLB3IHH4BZ4W6 \
  | 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: c9cfc9ee1117136a8961da0e7e073cb78e54f6c78e49711c99d201428d4acacd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "718e48b27529831eea71566a5f5aac4d733ea3954d22b76955b873a0f24fe1f3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-11-28T22:42:05Z",
    "title_canon_sha256": "282200a9f1d70444e5f136b289b4f74caf58b305268ec1859e7bb740dda28684"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0611866",
    "kind": "arxiv",
    "version": 1
  }
}