Pith Number

pith:7P2XKSBA

pith:2007:7P2XKSBAWC7XM5UBOTAX72ZJ63

not attested not anchored not stored refs pending

S-brane solutions with orthogonal intersection rules

V. D. Ivashchuk

arxiv:0705.0881 v2 · 2007-05-07 · 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{7P2XKSBAWC7XM5UBOTAX72ZJ63}

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	2026-05-18T04:09:56.633058Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbf5754820b0bf76768174c17feb29f6fc736ca18cbf102ea2f0e0bc2ae46ed6

Aliases

arxiv: 0705.0881 · arxiv_version: 0705.0881v2 · doi: 10.48550/arxiv.0705.0881 · pith_short_12: 7P2XKSBAWC7X · pith_short_16: 7P2XKSBAWC7XM5UB · pith_short_8: 7P2XKSBA

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/7P2XKSBAWC7XM5UBOTAX72ZJ63 \
  | 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: fbf5754820b0bf76768174c17feb29f6fc736ca18cbf102ea2f0e0bc2ae46ed6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55086bcff7e303e8476f6e165dc13fa408346b34434442562e3372ff00c785cd",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2007-05-07T11:00:36Z",
    "title_canon_sha256": "77e83404e7ed30954b892c2df918b452c21aad357042bf5e1301cfb55296cb67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0705.0881",
    "kind": "arxiv",
    "version": 2
  }
}