Pith Number

pith:VVIAYZJO

pith:2007:VVIAYZJOBL6XJMMS2KA3IP3ADU

not attested not anchored not stored refs pending

Instanton representation of Plebanski gravity. Application to Bianchi Type A metrics

Eyo Eyo Ita III

arxiv:0706.2699 v6 · 2007-06-19 · 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{VVIAYZJOBL6XJMMS2KA3IP3ADU}

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	2026-05-18T04:26:33.554769Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad500c652e0afd74b192d281b43f601d2c6138fd835c2d10b72179e9af4e3648

Aliases

arxiv: 0706.2699 · arxiv_version: 0706.2699v6 · doi: 10.48550/arxiv.0706.2699 · pith_short_12: VVIAYZJOBL6X · pith_short_16: VVIAYZJOBL6XJMMS · pith_short_8: VVIAYZJO

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/VVIAYZJOBL6XJMMS2KA3IP3ADU \
  | 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: ad500c652e0afd74b192d281b43f601d2c6138fd835c2d10b72179e9af4e3648

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06256dce7b264eb16712445b33feefe568860bd029f2935045f6037ed1415e4b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2007-06-19T01:59:05Z",
    "title_canon_sha256": "f7dc226564d444fa17292a6c48361b04adc30adb012b8d8187262794d274c5c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0706.2699",
    "kind": "arxiv",
    "version": 6
  }
}