Pith Number

pith:TNCRNH6C

pith:1999:TNCRNH6CHBSJYVZUS3GNIZB2QV

not attested not anchored not stored refs pending

A model Universe with variable space dimension: its dynamics and wave function

Forough Nasseri, Reza Mansouri

arxiv:gr-qc/9902043 v1 · 1999-02-14 · gr-qc · astro-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{TNCRNH6CHBSJYVZUS3GNIZB2QV}

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	2026-05-18T02:37:28.066252Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b45169fc238649c573496ccd4643a855599677f672f1737035cfb095bd7dde7

Aliases

arxiv: gr-qc/9902043 · arxiv_version: gr-qc/9902043v1 · doi: 10.48550/arxiv.gr-qc/9902043 · pith_short_12: TNCRNH6CHBSJ · pith_short_16: TNCRNH6CHBSJYVZU · pith_short_8: TNCRNH6C

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/TNCRNH6CHBSJYVZUS3GNIZB2QV \
  | 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: 9b45169fc238649c573496ccd4643a855599677f672f1737035cfb095bd7dde7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f9561d5022412fde0a2361ad67797df7c42a2251f49fa837e1dde544043952d",
    "cross_cats_sorted": [
      "astro-ph"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1999-02-14T07:20:05Z",
    "title_canon_sha256": "032a77031bb749831434b451f8f00ff6480169c49eb46ba2aa2f65db71492df4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9902043",
    "kind": "arxiv",
    "version": 1
  }
}