Pith Number

pith:VUIWJMJV

pith:2008:VUIWJMJV5MVNW4IQ7JKTSBOLQE

not attested not anchored not stored refs pending

Monochromatic plane-fronted waves in conformal gravity are pure gauge

Luca Fabbri, M. B. Paranjape

arxiv:0812.2491 v2 · 2008-12-12 · gr-qc · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VUIWJMJV5MVNW4IQ7JKTSBOLQE}

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	2026-05-18T04:20:39.044875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad1164b135eb2adb7110fa553905cb811cde1fa3f807f97428a6a4228031f61a

Aliases

arxiv: 0812.2491 · arxiv_version: 0812.2491v2 · doi: 10.48550/arxiv.0812.2491 · pith_short_12: VUIWJMJV5MVN · pith_short_16: VUIWJMJV5MVNW4IQ · pith_short_8: VUIWJMJV

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/VUIWJMJV5MVNW4IQ7JKTSBOLQE \
  | 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: ad1164b135eb2adb7110fa553905cb811cde1fa3f807f97428a6a4228031f61a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47effa5916a7f9aac27b87e181dbc97cecc39c0a05f67885fd0b72417eb41e6a",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2008-12-12T21:52:22Z",
    "title_canon_sha256": "c713ae469b4ab94686e87e3029833b2225ed2fcc4ba6264359521e77ec390241"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.2491",
    "kind": "arxiv",
    "version": 2
  }
}