Pith Number

pith:CI7JIYIJ

pith:2022:CI7JIYIJI37EZOBYPKLMP5OILL

not attested not anchored not stored refs pending

Gravitational wave birefringence in spatially curved teleparallel cosmology

Christian Pfeifer, Manuel Hohmann

arxiv:2203.01856 v2 · 2022-03-03 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CI7JIYIJI37EZOBYPKLMP5OILL}

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	2026-07-05T05:04:47.201403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

123e94610946fe4cb8387a96c7f5c85aff7e900dd968f91c42b627e94608a97c

Aliases

arxiv: 2203.01856 · arxiv_version: 2203.01856v2 · doi: 10.48550/arxiv.2203.01856 · pith_short_12: CI7JIYIJI37E · pith_short_16: CI7JIYIJI37EZOBY · pith_short_8: CI7JIYIJ

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/CI7JIYIJI37EZOBYPKLMP5OILL \
  | 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: 123e94610946fe4cb8387a96c7f5c85aff7e900dd968f91c42b627e94608a97c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9ef25f546397eb5cd7a483028e7a0a4c54d19315681d2642efca92b94204ba1",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2022-03-03T17:06:47Z",
    "title_canon_sha256": "2efcdc9d3df2ed7ccf993bc27b4d400dcfb1886e943e10046bd7af361e41050b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.01856",
    "kind": "arxiv",
    "version": 2
  }
}