Pith Number

pith:XD2YK7DS

pith:2009:XD2YK7DSOCRKT7QIAWT2IHVFNH

not attested not anchored not stored refs pending

INPOP08, a 4-D planetary ephemeris: From asteroid and time-scale computations to ESA Mars Express and Venus Express contributions

A. Fienga, C. Le Poncin-Lafitte, F. Budnik, H. Manche, J. Laskar, L. Somenzi, M.Gastineau, P. Kuchynka, T. Morley

arxiv:0906.2860 v2 · 2009-06-16 · 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{XD2YK7DSOCRKT7QIAWT2IHVFNH}

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	2026-05-18T02:13:19.822774Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8f5857c7270a2a9fe0805a7a41ea569c5264e40e075e2db7da5095408ae717b

Aliases

arxiv: 0906.2860 · arxiv_version: 0906.2860v2 · doi: 10.48550/arxiv.0906.2860 · pith_short_12: XD2YK7DSOCRK · pith_short_16: XD2YK7DSOCRKT7QI · pith_short_8: XD2YK7DS

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/XD2YK7DSOCRKT7QIAWT2IHVFNH \
  | 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: b8f5857c7270a2a9fe0805a7a41ea569c5264e40e075e2db7da5095408ae717b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6bfd2fac8a8cf99d9113848d32a4c6406981ac5fb250b85fd89b5be000ad04c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-06-16T08:31:26Z",
    "title_canon_sha256": "c3ebb390818d10d7627b07e555e3d39f595896db4fd327f41d0ddb01906123b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.2860",
    "kind": "arxiv",
    "version": 2
  }
}