Pith Number

pith:HEK5G7YW

pith:2020:HEK5G7YWNJYKSWSL6JRBZCIBYH

not attested not anchored not stored refs pending

Cosmological perturbations in modified teleparallel gravity models: Boundary term extension

Emmanuel N. Saridakis, Jackson Levi Said, Sebastian Bahamonde, Stella Kiorpelidi, Tomi Koivisto, Viktor Gakis

arxiv:2009.02168 v3 · 2020-09-03 · 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{HEK5G7YWNJYKSWSL6JRBZCIBYH}

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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

Gauge invariant perturbations of $F(T,T_G)$ Cosmology

Receipt and verification

First computed	2026-07-05T02:10:06.868940Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3915d37f166a70a95a4bf2621c8901c1da19df2a7053fa7f3452edb91ced7343

Aliases

arxiv: 2009.02168 · arxiv_version: 2009.02168v3 · doi: 10.48550/arxiv.2009.02168 · pith_short_12: HEK5G7YWNJYK · pith_short_16: HEK5G7YWNJYKSWSL · pith_short_8: HEK5G7YW

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/HEK5G7YWNJYKSWSL6JRBZCIBYH \
  | 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: 3915d37f166a70a95a4bf2621c8901c1da19df2a7053fa7f3452edb91ced7343

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8059874abc6a675164b5927b53f28b0fc32604a8494dfc284cbc6139225b32e",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-09-03T16:21:38Z",
    "title_canon_sha256": "7bf751e29e5db053b0f0c16a171a287da2746a5666e09be71f69383d3f952e3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.02168",
    "kind": "arxiv",
    "version": 3
  }
}