Pith Number

pith:UKLCV3T4

pith:2009:UKLCV3T4VO3XFHBRQJ24IUDLA2

not attested not anchored not stored refs pending

Photometric mass and mass decomposition in early-type lens galaxies

C. Grillo, M. Lombardi, P. Rosati, R. Gobat

arxiv:0904.3282 v2 · 2009-04-21 · astro-ph.GA · 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{UKLCV3T4VO3XFHBRQJ24IUDLA2}

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	2026-05-18T02:13:58.462690Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2962aee7cabb7729c318275c4506b068be8feea2f2e0b634715aa50bf0115bb

Aliases

arxiv: 0904.3282 · arxiv_version: 0904.3282v2 · doi: 10.48550/arxiv.0904.3282 · pith_short_12: UKLCV3T4VO3X · pith_short_16: UKLCV3T4VO3XFHBR · pith_short_8: UKLCV3T4

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/UKLCV3T4VO3XFHBRQJ24IUDLA2 \
  | 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: a2962aee7cabb7729c318275c4506b068be8feea2f2e0b634715aa50bf0115bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e0ef4d16a94c91672812c994e4a33374d09d7f4c0ee447c6ffddadef162e437",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-04-21T16:11:39Z",
    "title_canon_sha256": "4dc77601fae389ea935fa7afc19a11a881f1b9c05e58dc1533273d973bda59eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.3282",
    "kind": "arxiv",
    "version": 2
  }
}