Pith Number

pith:J4S7NUTW

pith:2000:J4S7NUTWMC3JVOM4O54E6MZ6I4

not attested not anchored not stored refs pending

A Note on $3 + 1$ Dimensionality

B.G. Sidharth

arxiv:physics/0007093 v1 · 2000-07-28 · physics.gen-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J4S7NUTWMC3JVOM4O54E6MZ6I4}

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	2026-05-18T01:38:11.428817Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f25f6d27660b69ab99c77784f333e470c882753a6892641e08079383e17ce72

Aliases

arxiv: physics/0007093 · arxiv_version: physics/0007093v1 · doi: 10.48550/arxiv.physics/0007093 · pith_short_12: J4S7NUTWMC3J · pith_short_16: J4S7NUTWMC3JVOM4 · pith_short_8: J4S7NUTW

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/J4S7NUTWMC3JVOM4O54E6MZ6I4 \
  | 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: 4f25f6d27660b69ab99c77784f333e470c882753a6892641e08079383e17ce72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0645c6128d84bfd6f1a5272485c24f0241d35d6f658077e467e6515b80037af",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2000-07-28T16:27:31Z",
    "title_canon_sha256": "8ae2b7b62cf36f80824c57f9df868f8eba69e0fa1e44a6b0be66556672f3dd05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0007093",
    "kind": "arxiv",
    "version": 1
  }
}