Pith Number

pith:CJ2RHTMC

pith:2012:CJ2RHTMCU4VOUQGRJ6QNFPFDET

not attested not anchored not stored refs pending

A black ring on the Taub-bolt instanton in five dimensions

Cristian Stelea, Marian C. Ghilea

arxiv:1211.3725 v2 · 2012-11-15 · gr-qc · 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{CJ2RHTMCU4VOUQGRJ6QNFPFDET}

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	2026-05-18T01:53:10.740773Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

127513cd82a72aea40d14fa0d2bca324ec7f1c796ae8ed1eef3d25b549d59fac

Aliases

arxiv: 1211.3725 · arxiv_version: 1211.3725v2 · doi: 10.48550/arxiv.1211.3725 · pith_short_12: CJ2RHTMCU4VO · pith_short_16: CJ2RHTMCU4VOUQGR · pith_short_8: CJ2RHTMC

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/CJ2RHTMCU4VOUQGRJ6QNFPFDET \
  | 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: 127513cd82a72aea40d14fa0d2bca324ec7f1c796ae8ed1eef3d25b549d59fac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d9c9ab3af50e7345384fbf39eb55394c5db09cad996ce639bc0a03d676c019d",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-11-15T20:37:55Z",
    "title_canon_sha256": "51eab96a97a114f1ad95d5ada245ffa39058fa0705bfc739c348be1f3125bfbe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.3725",
    "kind": "arxiv",
    "version": 2
  }
}