Pith Number

pith:YQHCRHOK

pith:2007:YQHCRHOKETPP4IRU4C45WKP6G7

not attested not anchored not stored refs pending

Hamiltonian Formulation of 5-dimensional Kaluza-Klein Theory

Giovanni Montani, Valentino Lacquaniti

arxiv:gr-qc/0702007 v1 · 2007-02-01 · 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{YQHCRHOKETPP4IRU4C45WKP6G7}

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	2026-05-18T04:36:20.020665Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c40e289dca24defe2234e0b9db29fe37fe72b3c74c842fef2736f7dcb05e690d

Aliases

arxiv: gr-qc/0702007 · arxiv_version: gr-qc/0702007v1 · doi: 10.48550/arxiv.gr-qc/0702007 · pith_short_12: YQHCRHOKETPP · pith_short_16: YQHCRHOKETPP4IRU · pith_short_8: YQHCRHOK

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/YQHCRHOKETPP4IRU4C45WKP6G7 \
  | 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: c40e289dca24defe2234e0b9db29fe37fe72b3c74c842fef2736f7dcb05e690d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "351099d9e10b598ea0d0c32f803340385f4d9289790c9487740eb49cdebb2f0d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2007-02-01T15:36:14Z",
    "title_canon_sha256": "dec3d05c13f497613d93bf4b94b0747ffa216a0bfee3cdd4d003f02939a345d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0702007",
    "kind": "arxiv",
    "version": 1
  }
}