Pith Number

pith:XR4IJL4I

pith:2003:XR4IJL4IDX5LFYNKQP2BMZCIH7

not attested not anchored not stored refs pending

Freund-Rubin Revisited

B.S. Acharya, C. Hofman, F. Denef, N. Lambert

arxiv:hep-th/0308046 v2 · 2003-08-06 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XR4IJL4IDX5LFYNKQP2BMZCIH7}

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.

Cited by

1 paper in Pith

Kaluza-Klein Supergravity 2025

Receipt and verification

First computed	2026-07-04T14:32:00.084702Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc7884af881dfab2e1aa83f41664483fc9656abe7dace866425abb9e10896585

Aliases

arxiv: hep-th/0308046 · arxiv_version: hep-th/0308046v2 · doi: 10.48550/arxiv.hep-th/0308046 · pith_short_12: XR4IJL4IDX5L · pith_short_16: XR4IJL4IDX5LFYNK · pith_short_8: XR4IJL4I

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/XR4IJL4IDX5LFYNKQP2BMZCIH7 \
  | 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: bc7884af881dfab2e1aa83f41664483fc9656abe7dace866425abb9e10896585

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c45f578148afa402f933c62cf230e3b6e23eaeebeeddf23bcbd120765fc083c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2003-08-06T19:31:15Z",
    "title_canon_sha256": "bed4bff46199e4f83ff796197f6a84aed1aa08baa9c79b65a896312bdd57d83c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0308046",
    "kind": "arxiv",
    "version": 2
  }
}