Pith Number

pith:EK7X4UI6

pith:1996:EK7X4UI6GHJBBBLM3ZZO7N4QMP

not attested not anchored not stored refs pending

On D-Branes and Black Holes in Four Dimensions

Finn Larsen, Vijay Balasubramanian

arxiv:hep-th/9604189 v3 · 1996-04-30 · 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{EK7X4UI6GHJBBBLM3ZZO7N4QMP}

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	2026-05-18T04:22:50.427919Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22bf7e511e31d210856cde72efb79063e9c50e54c0f2152ead34d2275ce238fa

Aliases

arxiv: hep-th/9604189 · arxiv_version: hep-th/9604189v3 · doi: 10.48550/arxiv.hep-th/9604189 · pith_short_12: EK7X4UI6GHJB · pith_short_16: EK7X4UI6GHJBBBLM · pith_short_8: EK7X4UI6

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/EK7X4UI6GHJBBBLM3ZZO7N4QMP \
  | 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: 22bf7e511e31d210856cde72efb79063e9c50e54c0f2152ead34d2275ce238fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e37f726ebf5fba71ab65c2df1e54f97c073d00d6e17af386ead5d83b6c8d1576",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1996-04-30T03:10:14Z",
    "title_canon_sha256": "4e34809fb55bd5f11dc29b82aa756e2e9d101fce26dbfed45b0032dffbf1fbea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9604189",
    "kind": "arxiv",
    "version": 3
  }
}