Pith Number

pith:QFGDPEKL

pith:1997:QFGDPEKLJKR7TVIR2CL5L54GPJ

not attested not anchored not stored refs pending

An SL(2, Z) Multiplet of Black Holes in $D = 4$ Type II Superstring Theory

Ashok Das, Jnanadeva Maharana, Shibaji Roy

arxiv:hep-th/9709017 v1 · 1997-09-02 · 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{QFGDPEKLJKR7TVIR2CL5L54GPJ}

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	2026-05-18T02:36:02.162743Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

814c37914b4aa3f9d511d097d5f7867a698c9b7d4f5ec10be8e0244566d79d2f

Aliases

arxiv: hep-th/9709017 · arxiv_version: hep-th/9709017v1 · doi: 10.48550/arxiv.hep-th/9709017 · pith_short_12: QFGDPEKLJKR7 · pith_short_16: QFGDPEKLJKR7TVIR · pith_short_8: QFGDPEKL

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/QFGDPEKLJKR7TVIR2CL5L54GPJ \
  | 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: 814c37914b4aa3f9d511d097d5f7867a698c9b7d4f5ec10be8e0244566d79d2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb73f6e59b825acc733116ca60264f8e83c9998f6d85d68971f45e256a8d4018",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1997-09-02T06:37:40Z",
    "title_canon_sha256": "4cfe71a5a3d862e490c75c09ab1e9a8817ca7ddf0aaf3cdaceec6699f34bcf06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9709017",
    "kind": "arxiv",
    "version": 1
  }
}