Pith Number

pith:RTUK3H5C

pith:2011:RTUK3H5CRZL3PVPTQQDNTH4QK2

not attested not anchored not stored refs pending

The Compositions of Kuiper Belt Objects

Michael E. Brown

arxiv:1112.2764 v1 · 2011-12-13 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RTUK3H5CRZL3PVPTQQDNTH4QK2}

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	2026-05-18T01:59:11.206462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ce8ad9fa28e57b7d5f38406d99f9056b21e8dae420cab83e16f0737616be903

Aliases

arxiv: 1112.2764 · arxiv_version: 1112.2764v1 · doi: 10.48550/arxiv.1112.2764 · pith_short_12: RTUK3H5CRZL3 · pith_short_16: RTUK3H5CRZL3PVPT · pith_short_8: RTUK3H5C

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/RTUK3H5CRZL3PVPTQQDNTH4QK2 \
  | 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: 8ce8ad9fa28e57b7d5f38406d99f9056b21e8dae420cab83e16f0737616be903

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9f4f49880c7e6d56ae5cb65c3398a796c313780d0db4e085e2afde2db8b37a4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2011-12-13T00:58:54Z",
    "title_canon_sha256": "77f486dce3adb931e5d5197417c49408a34f214ca13f77e1a7d728ecc9666be4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.2764",
    "kind": "arxiv",
    "version": 1
  }
}