Pith Number

pith:BYDEECHK

pith:2012:BYDEECHKZ2EATLHKRI5KXPW5FU

not attested not anchored not stored refs pending

The Curious Case of HU Aquarii - Dynamically Testing Proposed Planetary Systems

Chris G Tinney, Jonathan Horner, Jonathan P Marshall, Oliver W Butters, Robert A Wittenmyer

arxiv:1201.5730 v2 · 2012-01-27 · astro-ph.SR · 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{BYDEECHKZ2EATLHKRI5KXPW5FU}

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	2026-05-18T04:03:18.886472Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e064208eace8809acea8a3aabbedd2d2ebb05bf040bdc15d6551ab8ebb29449

Aliases

arxiv: 1201.5730 · arxiv_version: 1201.5730v2 · doi: 10.48550/arxiv.1201.5730 · pith_short_12: BYDEECHKZ2EA · pith_short_16: BYDEECHKZ2EATLHK · pith_short_8: BYDEECHK

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/BYDEECHKZ2EATLHKRI5KXPW5FU \
  | 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: 0e064208eace8809acea8a3aabbedd2d2ebb05bf040bdc15d6551ab8ebb29449

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c6028bb3d38db9923274e82b07360a509db7534fac95cb3e11e8c7c718c0ac7",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-01-27T09:30:38Z",
    "title_canon_sha256": "a15a392ec744df4595974752f6391dca92a3443d3e7d7ee81f78a2580e03c0ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.5730",
    "kind": "arxiv",
    "version": 2
  }
}