Pith Number

pith:UPAYFUYY

pith:2014:UPAYFUYY7HMMFS3F6AXYJGA2BJ

not attested not anchored not stored refs pending

How to determine an exomoon's sense of orbital motion

Ren\'e Heller, Simon Albrecht

arxiv:1409.7245 v1 · 2014-09-25 · 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{UPAYFUYY7HMMFS3F6AXYJGA2BJ}

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	2026-05-18T01:41:56.956593Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3c182d318f9d8c2cb65f02f84981a0a62281e63d7d3be1c3f0a434a90fd3d63

Aliases

arxiv: 1409.7245 · arxiv_version: 1409.7245v1 · doi: 10.48550/arxiv.1409.7245 · pith_short_12: UPAYFUYY7HMM · pith_short_16: UPAYFUYY7HMMFS3F · pith_short_8: UPAYFUYY

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/UPAYFUYY7HMMFS3F6AXYJGA2BJ \
  | 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: a3c182d318f9d8c2cb65f02f84981a0a62281e63d7d3be1c3f0a434a90fd3d63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af9ecb2a857d9f486db215f28b712bb879b1574858e64808fe0cf5b46ce049ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2014-09-25T12:56:31Z",
    "title_canon_sha256": "b2486c4553ebc030ec2d6eaa56bfafb94069e0fae466aca257f63802cd472f81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.7245",
    "kind": "arxiv",
    "version": 1
  }
}