Pith Number

pith:37UBKA6K

pith:2010:37UBKA6KYSEM54RMKRE3ZG7Z7U

not attested not anchored not stored refs pending

Advancing Tests of Relativistic Gravity via Laser Ranging to Phobos

Andre R. Girerd, Hamid Hemmati, James G. Williams, John J. Degnan, Jr., Slava G. Turyshev, Thomas W. Murphy, William Farr, William M. Folkner

arxiv:1003.4961 v2 · 2010-03-25 · gr-qc · physics.space-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{37UBKA6KYSEM54RMKRE3ZG7Z7U}

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	2026-05-18T03:48:01.573714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfe81503cac488cef22c5449bc9bf9fd2365b78ad061632092d152dcd1fa853c

Aliases

arxiv: 1003.4961 · arxiv_version: 1003.4961v2 · doi: 10.48550/arxiv.1003.4961 · pith_short_12: 37UBKA6KYSEM · pith_short_16: 37UBKA6KYSEM54RM · pith_short_8: 37UBKA6K

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/37UBKA6KYSEM54RMKRE3ZG7Z7U \
  | 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: dfe81503cac488cef22c5449bc9bf9fd2365b78ad061632092d152dcd1fa853c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7dedea07d46886529d7e06bec444b150ecc819d13ce1668cf28952a663097094",
    "cross_cats_sorted": [
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2010-03-25T17:50:05Z",
    "title_canon_sha256": "90cc44311c1c7dd0c652701922fe734a0b0861c98f77c41ca279370ab35629a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.4961",
    "kind": "arxiv",
    "version": 2
  }
}