Pith Number

pith:54W5WQCI

pith:1998:54W5WQCIK7T5A2X4PK3UPLJEGJ

not attested not anchored not stored refs pending

Octonionic Gravitational Instantons

A. Kehagias, E. Floratos, I. Bakas

arxiv:hep-th/9810042 v2 · 1998-10-06 · 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{54W5WQCIK7T5A2X4PK3UPLJEGJ}

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	2026-07-04T16:10:01.515241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef2ddb404857e7d06afc7ab747ad2432546dfe4569d2aee69de8493599064412

Aliases

arxiv: hep-th/9810042 · arxiv_version: hep-th/9810042v2 · doi: 10.48550/arxiv.hep-th/9810042 · pith_short_12: 54W5WQCIK7T5 · pith_short_16: 54W5WQCIK7T5A2X4 · pith_short_8: 54W5WQCI

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/54W5WQCIK7T5A2X4PK3UPLJEGJ \
  | 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: ef2ddb404857e7d06afc7ab747ad2432546dfe4569d2aee69de8493599064412

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdc4b8ffea723a81d62c8d0765ea2c7e810896d43c7abe3ea74ef2f359eacf95",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1998-10-06T19:05:09Z",
    "title_canon_sha256": "bab3ac1236dab1b343da47649876694a4746d2e2094a06596c1fe3f2fc21e4c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9810042",
    "kind": "arxiv",
    "version": 2
  }
}