Pith Number

pith:ROVRSMOD

pith:2008:ROVRSMODO4TK6UWSPGNLNGT6PI

not attested not anchored not stored refs pending

Birefringence in pseudo-Finsler spacetimes

Jozef Skakala (Victoria University of Wellington), Matt Visser (Victoria University of Wellington)

arxiv:0810.4376 v1 · 2008-10-24 · 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{ROVRSMODO4TK6UWSPGNLNGT6PI}

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.

Cited by

1 paper in Pith

Wind-Finslerian structure of black holes

Receipt and verification

First computed	2026-07-04T16:21:39.872995Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bab1931c37726af52d2799ab69a7e7a2e2b0d997a6016a9887c0c70b07c840f

Aliases

arxiv: 0810.4376 · arxiv_version: 0810.4376v1 · doi: 10.48550/arxiv.0810.4376 · pith_short_12: ROVRSMODO4TK · pith_short_16: ROVRSMODO4TK6UWS · pith_short_8: ROVRSMOD

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/ROVRSMODO4TK6UWSPGNLNGT6PI \
  | 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: 8bab1931c37726af52d2799ab69a7e7a2e2b0d997a6016a9887c0c70b07c840f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4340f89bc3be5f74f147c270fe44cdbdeb377309a6eea6a5f7e0028e545d79c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2008-10-24T04:12:40Z",
    "title_canon_sha256": "837213aa365ec5e23063f13cf95f98a7f2924a930177fc0fee5531e03c95e6ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.4376",
    "kind": "arxiv",
    "version": 1
  }
}