Pith Number

pith:XXCQ5FH2

pith:2006:XXCQ5FH2BSEWGP3A67FFO7IK3R

not attested not anchored not stored refs pending

Formation and Evolution of Dwarf Elliptical Galaxies

Igor Chilingarian

arxiv:astro-ph/0611893 v1 · 2006-11-29 · 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{XXCQ5FH2BSEWGP3A67FFO7IK3R}

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	2026-07-04T14:57:27.767730Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdc50e94fa0c89633f60f7ca577d0adc67540c46e21ed5f63a8047ca51605f12

Aliases

arxiv: astro-ph/0611893 · arxiv_version: astro-ph/0611893v1 · doi: 10.48550/arxiv.astro-ph/0611893 · pith_short_12: XXCQ5FH2BSEW · pith_short_16: XXCQ5FH2BSEWGP3A · pith_short_8: XXCQ5FH2

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/XXCQ5FH2BSEWGP3A67FFO7IK3R \
  | 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: bdc50e94fa0c89633f60f7ca577d0adc67540c46e21ed5f63a8047ca51605f12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac45983da48d92c2f82df1f03ed3908abd9e249da78130db81bdffd46fa5850d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-11-29T14:27:29Z",
    "title_canon_sha256": "21d9863e4266f31d04d72673fdc29b5e30b02ee59806bb5d89a5dd0f7675a927"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0611893",
    "kind": "arxiv",
    "version": 1
  }
}