Pith Number

pith:IQLD3AUO

pith:2008:IQLD3AUOVORRBMV4ZGQVAPG5W4

not attested not anchored not stored refs pending

Canonical quantization of Plebanski gravity in diagonal variables

Eyo Eyo Ita III

arxiv:0805.4004 v5 · 2008-05-26 · 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{IQLD3AUOVORRBMV4ZGQVAPG5W4}

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	2026-05-18T04:41:25.412267Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44163d828eaba310b2bcc9a1503cddb738627c1cff5d0e1198eba0a199717aad

Aliases

arxiv: 0805.4004 · arxiv_version: 0805.4004v5 · doi: 10.48550/arxiv.0805.4004 · pith_short_12: IQLD3AUOVORR · pith_short_16: IQLD3AUOVORRBMV4 · pith_short_8: IQLD3AUO

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/IQLD3AUOVORRBMV4ZGQVAPG5W4 \
  | 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: 44163d828eaba310b2bcc9a1503cddb738627c1cff5d0e1198eba0a199717aad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df1d76b7af9bf5a08ba398562cc353dcfe09df32877ca4302881169bad1364e0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2008-05-26T19:08:07Z",
    "title_canon_sha256": "edf06f7e0588c540cfab7d5627d6ad1836d7fbeaa940d4c6d19e9619408aa567"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.4004",
    "kind": "arxiv",
    "version": 5
  }
}