Pith Number

pith:7I4POZRY

pith:1999:7I4POZRYI7HUM7J7XYOCMODIHT

not attested not anchored not stored refs pending

D-branes, T-duality, and Index Theory

Kentaro Hori

arxiv:hep-th/9902102 v2 · 1999-02-16 · 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{7I4POZRYI7HUM7J7XYOCMODIHT}

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

D-branes and fractional instantons on a twisted four torus: the moduli space as an N=2 supersymmetric Higgs branch

Receipt and verification

First computed	2026-05-18T02:35:54.625576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa38f7663847cf467d3fbe1c2638683cfdfdbca4980e8162c87d2282e788f6c5

Aliases

arxiv: hep-th/9902102 · arxiv_version: hep-th/9902102v2 · doi: 10.48550/arxiv.hep-th/9902102 · pith_short_12: 7I4POZRYI7HU · pith_short_16: 7I4POZRYI7HUM7J7 · pith_short_8: 7I4POZRY

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/7I4POZRYI7HUM7J7XYOCMODIHT \
  | 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: fa38f7663847cf467d3fbe1c2638683cfdfdbca4980e8162c87d2282e788f6c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8600c850f099ecee06a85e23a65883a1ba7cb0b46bcf0c4c03b000ad47d5dac",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1999-02-16T00:01:11Z",
    "title_canon_sha256": "459deada244eeb51612156491b07e2a3a32a6e42d657e97689613ed6171d914b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9902102",
    "kind": "arxiv",
    "version": 2
  }
}