Pith Number

pith:KTXVXP66

pith:2011:KTXVXP66BQDVAJGSXN2SO3GT3O

not attested not anchored not stored refs pending

Global Properties of `Ordinary' Early-type Galaxies: photometry and spectroscopy of stars and globular clusters in NGC 4494

Aaron J. Romanowsky, Caroline Foster, Duncan A. Forbes, Jacob A. Arnold, Jay Strader, Jean P. Brodie, Kenji Bekki, Lee R. Spitler, Robert N. Proctor, Vincenzo Pota

arxiv:1104.5503 v2 · 2011-04-28 · 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{KTXVXP66BQDVAJGSXN2SO3GT3O}

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	2026-05-18T02:02:13.279900Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54ef5bbfde0c075024d2bb75276cd3db940f084de828a496f2d7d556634c6d43

Aliases

arxiv: 1104.5503 · arxiv_version: 1104.5503v2 · doi: 10.48550/arxiv.1104.5503 · pith_short_12: KTXVXP66BQDV · pith_short_16: KTXVXP66BQDVAJGS · pith_short_8: KTXVXP66

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/KTXVXP66BQDVAJGSXN2SO3GT3O \
  | 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: 54ef5bbfde0c075024d2bb75276cd3db940f084de828a496f2d7d556634c6d43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ffd1754573ab69078c13194d3a1fda43ca9e1b1a9711452b2fdf2e9194c299d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-04-28T20:07:44Z",
    "title_canon_sha256": "6ce6297ef2f274e3ce718f4450f6db4caac2e4ce6cacb895b504436e25831e1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.5503",
    "kind": "arxiv",
    "version": 2
  }
}