Pith Number

pith:2I7CUBJP

pith:1999:2I7CUBJPLBK2UFZMHBPF54B3M4

not attested not anchored not stored refs pending

A Theory of Quantum Space-time

Charles Francis

arxiv:physics/9905058 v6 · 1999-05-30 · 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{2I7CUBJPLBK2UFZMHBPF54B3M4}

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	2026-05-18T02:52:04.548047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d23e2a052f5855aa172c385e5ef03b6737a2cfd51419f129f365aacba0a4844e

Aliases

arxiv: physics/9905058 · arxiv_version: physics/9905058v6 · doi: 10.48550/arxiv.physics/9905058 · pith_short_12: 2I7CUBJPLBK2 · pith_short_16: 2I7CUBJPLBK2UFZM · pith_short_8: 2I7CUBJP

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/2I7CUBJPLBK2UFZMHBPF54B3M4 \
  | 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: d23e2a052f5855aa172c385e5ef03b6737a2cfd51419f129f365aacba0a4844e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a476cb79e5761fb9b9250b27f8ea26e0ebe5a2d2230a955a869783eb113cba8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "1999-05-30T15:30:14Z",
    "title_canon_sha256": "f1789601b1926c1d1856fad8c40b2bafda014c229e82f1b5709f740c2f20861c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/9905058",
    "kind": "arxiv",
    "version": 6
  }
}