Pith Number

pith:OA2TARHT

pith:2015:OA2TARHTYQMF7QGXFQ3KYIXWHR

not attested not anchored not stored refs pending

Gaia astrometric science performance - post-launch predictions

2201AZ, Directorate of Science, European Space Research, J.H.J. de Bruijne, Keplerlaan 1, K.L.J. Rygl, Noordwijk, Robotic Exploration, T. Antoja (Scientific Support Office, Technology Centre (ESA/ESTEC), the Netherlands)

arxiv:1502.00791 v1 · 2015-02-03 · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OA2TARHTYQMF7QGXFQ3KYIXWHR}

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	2026-05-18T02:28:04.301134Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70353044f3c4185fc0d72c36ac22f63c78c7086982f114a106ff5dfa57d7868c

Aliases

arxiv: 1502.00791 · arxiv_version: 1502.00791v1 · doi: 10.48550/arxiv.1502.00791 · pith_short_12: OA2TARHTYQMF · pith_short_16: OA2TARHTYQMF7QGX · pith_short_8: OA2TARHT

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/OA2TARHTYQMF7QGXFQ3KYIXWHR \
  | 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: 70353044f3c4185fc0d72c36ac22f63c78c7086982f114a106ff5dfa57d7868c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbcc27655086915373ceda35cae85b11d15e6e0cb23b49288661a82811902796",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-02-03T09:40:16Z",
    "title_canon_sha256": "c3f0a75816e43ff815a22d71b3ab8a798fe7769e6646575f5a051ed1d92938ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.00791",
    "kind": "arxiv",
    "version": 1
  }
}