Pith Number

pith:JBMB2YZW

pith:2003:JBMB2YZWE4FPQAX64G4CABB7O2

not attested not anchored not stored refs pending

The Relative Space: Space Measurements on a Rotating Platform

Matteo Luca Ruggiero

arxiv:gr-qc/0309020 v1 · 2003-09-03 · 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{JBMB2YZWE4FPQAX64G4CABB7O2}

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	2026-07-04T15:26:32.717418Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48581d6336270af802fee1b820043f76bf29bb8406fc48fdab7ca7c748443b2b

Aliases

arxiv: gr-qc/0309020 · arxiv_version: gr-qc/0309020v1 · doi: 10.48550/arxiv.gr-qc/0309020 · pith_short_12: JBMB2YZWE4FP · pith_short_16: JBMB2YZWE4FPQAX6 · pith_short_8: JBMB2YZW

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/JBMB2YZWE4FPQAX64G4CABB7O2 \
  | 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: 48581d6336270af802fee1b820043f76bf29bb8406fc48fdab7ca7c748443b2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b0b7281b81e333402a8870c33c9cb74cea5ac15df71c747f1639d2451af1eb8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2003-09-03T13:45:11Z",
    "title_canon_sha256": "d253e8d0d431b9175e28fc8ac34b9d3f7dda5f2e68b5477eb3dd7b2ba14bf375"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0309020",
    "kind": "arxiv",
    "version": 1
  }
}