Pith Number

pith:BVI6QDTK

pith:2020:BVI6QDTKM73OC4UU73JEID7RPG

not attested not anchored not stored refs pending

Hamiltonian analysis of unimodular gravity and its quantization in the connection representation

Shinji Yamashita

arxiv:2003.05083 v2 · 2020-03-11 · 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{BVI6QDTKM73OC4UU73JEID7RPG}

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	2026-07-05T00:53:53.301035Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d51e80e6a67f6e17294fed2440ff1799dd12c687b6d8f29dd9ae949deb97cf7

Aliases

arxiv: 2003.05083 · arxiv_version: 2003.05083v2 · doi: 10.48550/arxiv.2003.05083 · pith_short_12: BVI6QDTKM73O · pith_short_16: BVI6QDTKM73OC4UU · pith_short_8: BVI6QDTK

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/BVI6QDTKM73OC4UU73JEID7RPG \
  | 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: 0d51e80e6a67f6e17294fed2440ff1799dd12c687b6d8f29dd9ae949deb97cf7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e49a9380d4f9de3ee77e5c10138a40231bf69bbc45664bf6b926f2ced5ca060a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-03-11T02:36:06Z",
    "title_canon_sha256": "7b063c773681cbe6d8c1b6d6cbb4d297a13d6bd6e6feecb27593df96d65e812a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.05083",
    "kind": "arxiv",
    "version": 2
  }
}