Pith Number

pith:O7RHAA6G

pith:2012:O7RHAA6GAPBLU5ACMUYUWQHC5U

not attested not anchored not stored refs pending

A unified quantum theory I: gravity interacting with a Yang-Mills field

Claus Gerhardt

arxiv:1207.0491 v4 · 2012-07-03 · hep-th · math.DG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O7RHAA6GAPBLU5ACMUYUWQHC5U}

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.

Cited by

1 paper in Pith

Applications of canonical quantum gravity to cosmology

Receipt and verification

First computed	2026-05-18T02:32:54.626241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77e27003c603c2ba740265314b40e2ed31c1b8baba8b3eff9cc2a5e2e7fcc563

Aliases

arxiv: 1207.0491 · arxiv_version: 1207.0491v4 · doi: 10.48550/arxiv.1207.0491 · pith_short_12: O7RHAA6GAPBL · pith_short_16: O7RHAA6GAPBLU5AC · pith_short_8: O7RHAA6G

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/O7RHAA6GAPBLU5ACMUYUWQHC5U \
  | 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: 77e27003c603c2ba740265314b40e2ed31c1b8baba8b3eff9cc2a5e2e7fcc563

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ab24143d88d702697304867e4f86d49cac6e1df44a227bd13fbfed8e25d1294",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2012-07-03T16:13:49Z",
    "title_canon_sha256": "21b09a8a9fe83849e5c99782f53f0e1feee230120415f03c42eb357f216e541b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.0491",
    "kind": "arxiv",
    "version": 4
  }
}