Pith Number

pith:BOUIYIVL

pith:2015:BOUIYIVLLXHXHCI5WVD4A2ZONQ

not attested not anchored not stored refs pending

Scalar curvature of spacelike hypersurfaces and certain class of cosmological models for accelerated expanding universes

Juan A. Aledo, Rafael M. Rubio

arxiv:1511.01422 v1 · 2015-11-04 · 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{BOUIYIVLLXHXHCI5WVD4A2ZONQ}

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	2026-05-18T01:18:41.809050Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ba88c22ab5dcf73891db547c06b2e6c2c1b4f18de4a1f93ed5f2827e1e6ac3c

Aliases

arxiv: 1511.01422 · arxiv_version: 1511.01422v1 · doi: 10.48550/arxiv.1511.01422 · pith_short_12: BOUIYIVLLXHX · pith_short_16: BOUIYIVLLXHXHCI5 · pith_short_8: BOUIYIVL

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/BOUIYIVLLXHXHCI5WVD4A2ZONQ \
  | 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: 0ba88c22ab5dcf73891db547c06b2e6c2c1b4f18de4a1f93ed5f2827e1e6ac3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11123d188df0fff5e55a8589de4cbe2f8115faf9358a4d80f64e7ffed37b55e0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-11-04T18:22:31Z",
    "title_canon_sha256": "bd3507a334d691c79b09589924937d6e9e2c8c14f30af7fc633e81b90fcbee3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.01422",
    "kind": "arxiv",
    "version": 1
  }
}