Pith Number

pith:N2P3BFEI

pith:1999:N2P3BFEIALNQDRF4M7ADPHPBWP

not attested not anchored not stored refs pending

Cosmology with two compactification scales

A. G. Agnese, M. La Camera (INFN)

arxiv:gr-qc/9907015 v1 · 1999-07-05 · 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{N2P3BFEIALNQDRF4M7ADPHPBWP}

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	2026-05-18T01:39:17.913151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e9fb0948802db01c4bc67c0379de1b3ecac6944e43d7c5e51e8f74da030e7c6

Aliases

arxiv: gr-qc/9907015 · arxiv_version: gr-qc/9907015v1 · doi: 10.48550/arxiv.gr-qc/9907015 · pith_short_12: N2P3BFEIALNQ · pith_short_16: N2P3BFEIALNQDRF4 · pith_short_8: N2P3BFEI

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/N2P3BFEIALNQDRF4M7ADPHPBWP \
  | 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: 6e9fb0948802db01c4bc67c0379de1b3ecac6944e43d7c5e51e8f74da030e7c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54289d703882933d28aef08669120fd24f55b1a8f8a22aaa43d29b2dc2a9d339",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1999-07-05T10:31:49Z",
    "title_canon_sha256": "e9df3f40bbd67e49c059cecfe59a774f41093014c2d0ea6d67c77e236a6156bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9907015",
    "kind": "arxiv",
    "version": 1
  }
}