Pith Number

pith:IBM5KIKG

pith:2017:IBM5KIKGW6OAWYEXLG2LOTZYT6

not attested not anchored not stored refs pending

Measurement of the Lorentz-FitzGerald Body Contraction

Johann Rafelski

arxiv:1708.05670 v1 · 2017-08-17 · physics.hist-ph · hep-ph · nucl-th · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IBM5KIKGW6OAWYEXLG2LOTZYT6}

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	2026-05-18T00:23:16.756024Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4059d52146b79c0b609759b4b74f389fb2b3b0801e1d3dad371001f8f4a34c3c

Aliases

arxiv: 1708.05670 · arxiv_version: 1708.05670v1 · doi: 10.48550/arxiv.1708.05670 · pith_short_12: IBM5KIKGW6OA · pith_short_16: IBM5KIKGW6OAWYEX · pith_short_8: IBM5KIKG

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/IBM5KIKGW6OAWYEXLG2LOTZYT6 \
  | 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: 4059d52146b79c0b609759b4b74f389fb2b3b0801e1d3dad371001f8f4a34c3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43d10d36b202be1f77740abf257528fb151322fee3a8d6bcbd91980df5b37154",
    "cross_cats_sorted": [
      "hep-ph",
      "nucl-th",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2017-08-17T00:41:12Z",
    "title_canon_sha256": "9d8212fcf949fa91b9952a556088b682dc60df59599ba516437d89275f5f7959"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.05670",
    "kind": "arxiv",
    "version": 1
  }
}