Pith Number

pith:K3QOVNJE

pith:2018:K3QOVNJEY5IUWHTXXZXVUBA5SY

not attested not anchored not stored refs pending

On the Nature of Discrete Space-Time: Part 1: The distance formula, relativistic time dilation and length contraction in discrete space-time

David Crouse, Joseph Skufca

arxiv:1803.03126 v4 · 2018-03-06 · physics.gen-ph · 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{K3QOVNJEY5IUWHTXXZXVUBA5SY}

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	2026-05-18T00:04:23.518757Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56e0eab524c7514b1e77be6f5a041d961a7ada63b51223a3430b332166967e4a

Aliases

arxiv: 1803.03126 · arxiv_version: 1803.03126v4 · doi: 10.48550/arxiv.1803.03126 · pith_short_12: K3QOVNJEY5IU · pith_short_16: K3QOVNJEY5IUWHTX · pith_short_8: K3QOVNJE

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/K3QOVNJEY5IUWHTXXZXVUBA5SY \
  | 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: 56e0eab524c7514b1e77be6f5a041d961a7ada63b51223a3430b332166967e4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae73e54e3b83b93f96e03cf31c8a196c5fee1063df7487738331ccdc641b29bc",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2018-03-06T15:54:20Z",
    "title_canon_sha256": "6dc281bbc546284ebdcb7d3b34cc5e2a6004337383f301a43b13c324f4165bec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.03126",
    "kind": "arxiv",
    "version": 4
  }
}