Pith Number

pith:QZ7QISCN

pith:2018:QZ7QISCNIK7P7GWPJOLIOZVBYF

not attested not anchored not stored refs pending

Cosmic acceleration in non-flat $f(T)$ cosmology

Arvin Ravanpak, Orlando Luongo, Richard Pincak, Salvatore Capozziello

arxiv:1804.03649 v1 · 2018-04-10 · gr-qc · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QZ7QISCNIK7P7GWPJOLIOZVBYF}

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	2026-05-18T00:17:03.407367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

867f04484d42beff9acf4b968766a1c16d453e4c471d87de55bf37bd72ecf858

Aliases

arxiv: 1804.03649 · arxiv_version: 1804.03649v1 · doi: 10.48550/arxiv.1804.03649 · pith_short_12: QZ7QISCNIK7P · pith_short_16: QZ7QISCNIK7P7GWP · pith_short_8: QZ7QISCN

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/QZ7QISCNIK7P7GWPJOLIOZVBYF \
  | 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: 867f04484d42beff9acf4b968766a1c16d453e4c471d87de55bf37bd72ecf858

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85ea0aa31575d8ba601f8a6657b660cb0be482ddca7f24b9858a92e582ece2a1",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-04-10T17:51:31Z",
    "title_canon_sha256": "b45fc9c559c7e35587b26d44ee2d87766bae6cf50b635e873007a6c518bbc964"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.03649",
    "kind": "arxiv",
    "version": 1
  }
}