Pith Number

pith:N4NKSN66

pith:1992:N4NKSN66F7KLNVM5QWAARFLTJC

not attested not anchored not stored refs pending

The Nordtvedt effect in the Trojan asteroids

H. Vucetich, R.B. Orellana

arxiv:gr-qc/9210002 v1 · 1992-10-05 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N4NKSN66F7KLNVM5QWAARFLTJC}

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	2026-05-18T04:21:31.888272Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f1aa937de2fd4b6d59d858008957348a86fefd9314f8c7cf5371bfaa5abaeef

Aliases

arxiv: gr-qc/9210002 · arxiv_version: gr-qc/9210002v1 · doi: 10.48550/arxiv.gr-qc/9210002 · pith_short_12: N4NKSN66F7KL · pith_short_16: N4NKSN66F7KLNVM5 · pith_short_8: N4NKSN66

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/N4NKSN66F7KLNVM5QWAARFLTJC \
  | 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: 6f1aa937de2fd4b6d59d858008957348a86fefd9314f8c7cf5371bfaa5abaeef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77bc54682b009535daba1be1a8d003edda7eeaf9435ee8d129f3f5a3f9ada503",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1992-10-05T13:17:14Z",
    "title_canon_sha256": "41a38ea8397b6a5a9235421cfe88b8827c7e176114922407c5675f59196d768f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9210002",
    "kind": "arxiv",
    "version": 1
  }
}