Pith Number

pith:OUJWXOL6

pith:2015:OUJWXOL6BRFDC6PWD4G6I37PMC

not attested not anchored not stored refs pending

Filtered expansions in general relativity and one BKL-bounce

Eugene Trubowitz, Michael Reiterer

arxiv:1505.06662 v1 · 2015-05-25 · 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{OUJWXOL6BRFDC6PWD4G6I37PMC}

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	2026-05-18T02:03:44.326502Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75136bb97e0c4a3179f61f0de46fef608e982fec8becd47861c076ed8432a6ec

Aliases

arxiv: 1505.06662 · arxiv_version: 1505.06662v1 · doi: 10.48550/arxiv.1505.06662 · pith_short_12: OUJWXOL6BRFD · pith_short_16: OUJWXOL6BRFDC6PW · pith_short_8: OUJWXOL6

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/OUJWXOL6BRFDC6PWD4G6I37PMC \
  | 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: 75136bb97e0c4a3179f61f0de46fef608e982fec8becd47861c076ed8432a6ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1838d3dc155551aa86aa5b6aed5a8a0a225124cf4ebf3a83e51fa88ba97fba06",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-05-25T15:31:30Z",
    "title_canon_sha256": "f995364b380248f37522a98511722bc29be3c712127dd4dfd26aa702413a85bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.06662",
    "kind": "arxiv",
    "version": 1
  }
}