Pith Number

pith:BMKD5GHM

pith:2008:BMKD5GHMB3D6DG52WBC2QC6234

not attested not anchored not stored refs pending

The "extended phase space" approach to quantum geometrodynamics: what can it give for the development of quantum gravity?

T. P. Shestakova

arxiv:0810.4031 v1 · 2008-10-22 · 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{BMKD5GHMB3D6DG52WBC2QC6234}

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	2026-05-18T04:31:31.429935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b143e98ec0ec7e19bbab045a80bdadf2dc7870969b58dc3fc9fbac25a5f189f

Aliases

arxiv: 0810.4031 · arxiv_version: 0810.4031v1 · doi: 10.48550/arxiv.0810.4031 · pith_short_12: BMKD5GHMB3D6 · pith_short_16: BMKD5GHMB3D6DG52 · pith_short_8: BMKD5GHM

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/BMKD5GHMB3D6DG52WBC2QC6234 \
  | 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: 0b143e98ec0ec7e19bbab045a80bdadf2dc7870969b58dc3fc9fbac25a5f189f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a43140fe1c88548fae8d489a8d46db5db550d3562f2ad9bc176139142bf81cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2008-10-22T11:07:14Z",
    "title_canon_sha256": "4692b5813c02ccaee15bce64226d6f0120ac9529012df71547c27e69376de0e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.4031",
    "kind": "arxiv",
    "version": 1
  }
}