Pith Number

pith:ZI7RO7QH

pith:2017:ZI7RO7QHQBVBG2P4ST2EHVSKIP

not attested not anchored not stored refs pending

The density of mid-sized Kuiper belt objects from ALMA thermal observations

Bryan J. Butler, Michael E. Brown

arxiv:1702.07414 v1 · 2017-02-23 · 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{ZI7RO7QHQBVBG2P4ST2EHVSKIP}

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	2026-05-18T00:41:24.707368Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca3f177e07806a1369fc94f443d64a43dc892f3fa045e31a7de3b466ca973bef

Aliases

arxiv: 1702.07414 · arxiv_version: 1702.07414v1 · doi: 10.48550/arxiv.1702.07414 · pith_short_12: ZI7RO7QHQBVB · pith_short_16: ZI7RO7QHQBVBG2P4 · pith_short_8: ZI7RO7QH

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/ZI7RO7QHQBVBG2P4ST2EHVSKIP \
  | 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: ca3f177e07806a1369fc94f443d64a43dc892f3fa045e31a7de3b466ca973bef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8dbe8f4bcbbc8d92491898704521d6c7a43f85eab74d916250901dab3062424d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-02-23T22:53:32Z",
    "title_canon_sha256": "5a4f20b485954b5d6c7cfbdd1cd1fc8a86f2c08947ffaec6f3ae0a6bfd4d6785"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.07414",
    "kind": "arxiv",
    "version": 1
  }
}