Pith Number

pith:XUMCT63X

pith:2009:XUMCT63XVDRLFLWWT4E5KNAPG4

not attested not anchored not stored refs pending

The size, density, and formation of the Orcus-Vanth system in the Kuiper belt

D. Ragozzine, J. Stansberry, M.E. Brown, W.C. Fraser

arxiv:0910.4784 v1 · 2009-10-26 · 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{XUMCT63XVDRLFLWWT4E5KNAPG4}

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	2026-05-18T02:11:11.609370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd1829fb77a8e2b2aed69f09d5340f373af7b12a20d88031fec30ff72809b828

Aliases

arxiv: 0910.4784 · arxiv_version: 0910.4784v1 · doi: 10.48550/arxiv.0910.4784 · pith_short_12: XUMCT63XVDRL · pith_short_16: XUMCT63XVDRLFLWW · pith_short_8: XUMCT63X

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/XUMCT63XVDRLFLWWT4E5KNAPG4 \
  | 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: bd1829fb77a8e2b2aed69f09d5340f373af7b12a20d88031fec30ff72809b828

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b246f35108be33e9d09e4f3706677761c63a7c4f278ecc1e58cdf6118549ad7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-10-26T00:28:26Z",
    "title_canon_sha256": "e3b883477527c9271502d9a5fbfcba9c34cb5c2b7ccd0bf175dfca3283bf483d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.4784",
    "kind": "arxiv",
    "version": 1
  }
}