Pith Number

pith:4CHTIGEP

pith:2003:4CHTIGEPYPYGBABBSIAVOVSZYP

not attested not anchored not stored refs pending

The relativistic Sagnac Effect: two derivations

Guido Rizzi, Matteo Luca Ruggiero

arxiv:gr-qc/0305084 v4 · 2003-05-22 · 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{4CHTIGEPYPYGBABBSIAVOVSZYP}

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.

Cited by

1 paper in Pith

Physics is simple only when analyzed locally

Receipt and verification

First computed	2026-07-04T14:25:40.793360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e08f34188fc3f06080219201575659c3ec95a38787d886f6d00fa2ff3f1f50ef

Aliases

arxiv: gr-qc/0305084 · arxiv_version: gr-qc/0305084v4 · doi: 10.48550/arxiv.gr-qc/0305084 · pith_short_12: 4CHTIGEPYPYG · pith_short_16: 4CHTIGEPYPYGBABB · pith_short_8: 4CHTIGEP

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/4CHTIGEPYPYGBABBSIAVOVSZYP \
  | 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: e08f34188fc3f06080219201575659c3ec95a38787d886f6d00fa2ff3f1f50ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d93f2918412e87283798ff9fe2fb690eae3c285e08b2f1594ea884a3d2b82ec1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2003-05-22T10:38:30Z",
    "title_canon_sha256": "4f3f517f07e63fa51518504138f5f7a9c5fc36fb5e7116513da2ef58a226c87d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0305084",
    "kind": "arxiv",
    "version": 4
  }
}