Pith Number

pith:ZPBNGSC5

pith:1997:ZPBNGSC5BIMTNUSO75ZAEPQVGX

not attested not anchored not stored refs pending

Branes at Angles and Black Holes

F. Larsen, R.G. Leigh, V. Balasubramanian

arxiv:hep-th/9704143 v3 · 1997-04-20 · hep-th · 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{ZPBNGSC5BIMTNUSO75ZAEPQVGX}

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	2026-05-18T01:08:02.244639Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbc2d3485d0a1936d24eff72023e1535f90acc7b69794b6ffba4c339e176aa59

Aliases

arxiv: hep-th/9704143 · arxiv_version: hep-th/9704143v3 · doi: 10.48550/arxiv.hep-th/9704143 · pith_short_12: ZPBNGSC5BIMT · pith_short_16: ZPBNGSC5BIMTNUSO · pith_short_8: ZPBNGSC5

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/ZPBNGSC5BIMTNUSO75ZAEPQVGX \
  | 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: cbc2d3485d0a1936d24eff72023e1535f90acc7b69794b6ffba4c339e176aa59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef4f92db502b0c030d4b78377e9836cbc06b22ca79a04c9be51c8c52b7d4e324",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1997-04-20T22:33:34Z",
    "title_canon_sha256": "a269cd61a0f1898192120e10731a64b60a157de15673dee33f9485d90255c7a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9704143",
    "kind": "arxiv",
    "version": 3
  }
}