Pith Number

pith:6S7QOKSI

pith:1998:6S7QOKSIQCJYBYDFWGAVP4RKKN

not attested not anchored not stored refs pending

The M-Theory Two-Brane in AdS_4 x S^7 and AdS_7 x S^4

Alexander Sevrin, Bernard de Wit, Jan Plefka, Kasper Peeters

arxiv:hep-th/9808052 v1 · 1998-08-10 · 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{6S7QOKSIQCJYBYDFWGAVP4RKKN}

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	2026-07-04T16:09:52.708974Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4bf072a48809380e065b18157f22a5349f102b19c370f720c82a89bfb4f6305

Aliases

arxiv: hep-th/9808052 · arxiv_version: hep-th/9808052v1 · doi: 10.48550/arxiv.hep-th/9808052 · pith_short_12: 6S7QOKSIQCJY · pith_short_16: 6S7QOKSIQCJYBYDF · pith_short_8: 6S7QOKSI

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/6S7QOKSIQCJYBYDFWGAVP4RKKN \
  | 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: f4bf072a48809380e065b18157f22a5349f102b19c370f720c82a89bfb4f6305

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2fc20588653a7186f43144d3e5bf9d70a9717f990eb5c656ab8a83492c3bcc4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1998-08-10T12:22:11Z",
    "title_canon_sha256": "165f9c86f741ad985a2fceb0261ad36b512c596c427f753cfa760f4e80603bb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9808052",
    "kind": "arxiv",
    "version": 1
  }
}