Pith Number

pith:UKKXT4L4

pith:2011:UKKXT4L4C4BHB5C6NZKGTPIX3S

not attested not anchored not stored refs pending

The Carnegie-Irvine Galaxy Survey. II. Isophotal Analysis

Aaron J. Barth (UC Irvine), Carnegie Obs.), Chien Y. Peng (Carnegie Obs.), Luis C. Ho (Carnegie Obs.), Zhao-Yu Li (Peking Univ.

arxiv:1111.4606 v1 · 2011-11-20 · astro-ph.CO · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UKKXT4L4C4BHB5C6NZKGTPIX3S}

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	2026-05-18T01:59:28.900971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a29579f17c170270f45e6e5469bd17dca116a4513f37305b4a166114dc2ee4e6

Aliases

arxiv: 1111.4606 · arxiv_version: 1111.4606v1 · doi: 10.48550/arxiv.1111.4606 · pith_short_12: UKKXT4L4C4BH · pith_short_16: UKKXT4L4C4BHB5C6 · pith_short_8: UKKXT4L4

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/UKKXT4L4C4BHB5C6NZKGTPIX3S \
  | 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: a29579f17c170270f45e6e5469bd17dca116a4513f37305b4a166114dc2ee4e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d0a79ce345ee9a3078d2f8db3e7438388308d38a5430fa306d8325e598aa4d6",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-11-20T05:01:44Z",
    "title_canon_sha256": "4fc0b4bf477676213b7189a49e1efdcbfed9f10af42502e30643e261c4408e8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.4606",
    "kind": "arxiv",
    "version": 1
  }
}