Pith Number

pith:6O5UETAT

pith:2014:6O5UETATQRFJSYWRCFUIDZGWY4

not attested not anchored not stored refs pending

Nonminimal torsion-matter coupling extension of f(T) gravity

Emmanuel N. Saridakis, Francisco S. N. Lobo, G. Otalora, Tiberiu Harko

arxiv:1404.6212 v2 · 2014-04-24 · gr-qc · astro-ph.CO · 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{6O5UETATQRFJSYWRCFUIDZGWY4}

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	2026-05-18T02:48:46.042025Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3bb424c13844a9962d1116881e4d6c7104864494fc31975376992094c14223a

Aliases

arxiv: 1404.6212 · arxiv_version: 1404.6212v2 · doi: 10.48550/arxiv.1404.6212 · pith_short_12: 6O5UETATQRFJ · pith_short_16: 6O5UETATQRFJSYWR · pith_short_8: 6O5UETAT

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/6O5UETATQRFJSYWRCFUIDZGWY4 \
  | 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: f3bb424c13844a9962d1116881e4d6c7104864494fc31975376992094c14223a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15c3e815e779ce16a07e947fb6923db70fd14675eb5142e3eea259d97de85e6b",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-04-24T18:11:28Z",
    "title_canon_sha256": "8cbb9066905f084e17465395760c60a58643ed3738346bb15d4158212d3d17af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.6212",
    "kind": "arxiv",
    "version": 2
  }
}