Pith Number

pith:QA2PHMID

pith:2004:QA2PHMIDA2ESZNT4HU4ZMZD6C2

not attested not anchored not stored refs pending

Spinning test particles and clock effect in Schwarzschild spacetime

Andrea Geralico, Donato Bini, Fernando de Felice

arxiv:gr-qc/0410082 v1 · 2004-10-18 · 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{QA2PHMIDA2ESZNT4HU4ZMZD6C2}

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	2026-05-18T04:18:02.429116Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8034f3b10306892cb67c3d3996647e16bbf877fafcabeffd70316d5da8f6b0ce

Aliases

arxiv: gr-qc/0410082 · arxiv_version: gr-qc/0410082v1 · doi: 10.48550/arxiv.gr-qc/0410082 · pith_short_12: QA2PHMIDA2ES · pith_short_16: QA2PHMIDA2ESZNT4 · pith_short_8: QA2PHMID

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/QA2PHMIDA2ESZNT4HU4ZMZD6C2 \
  | 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: 8034f3b10306892cb67c3d3996647e16bbf877fafcabeffd70316d5da8f6b0ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02552ac91e5798c6082564ed3e19b2ab31b89ae965900d00f9eb16bbe0721a3d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2004-10-18T13:44:42Z",
    "title_canon_sha256": "c46fa4843e8972dd61c99b897e96f9e45f127f61f430e72b2cead1e70d21b155"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0410082",
    "kind": "arxiv",
    "version": 1
  }
}