Pith Number

pith:4EH2OJZX

pith:2007:4EH2OJZXUFEZA3AV7T6MWJTEKT

not attested not anchored not stored refs pending

Oscillatory behavior of closed isotropic models in second order gravity theory

J. Miritzis

arxiv:0708.1396 v2 · 2007-08-10 · 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{4EH2OJZXUFEZA3AV7T6MWJTEKT}

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.

Cited by

1 paper in Pith

Initial conditions for Starobinsky inflation in general quadratic gravity

Receipt and verification

First computed	2026-07-04T15:36:15.927711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e10fa72737a149906c15fcfccb266454c339937a87dcca631dcb01d484f527b0

Aliases

arxiv: 0708.1396 · arxiv_version: 0708.1396v2 · doi: 10.48550/arxiv.0708.1396 · pith_short_12: 4EH2OJZXUFEZ · pith_short_16: 4EH2OJZXUFEZA3AV · pith_short_8: 4EH2OJZX

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/4EH2OJZXUFEZA3AV7T6MWJTEKT \
  | 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: e10fa72737a149906c15fcfccb266454c339937a87dcca631dcb01d484f527b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "722f234873ccb4c514b83f7499114d9eeffe75266705ae67964868721115b129",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2007-08-10T10:33:22Z",
    "title_canon_sha256": "a460627c8bba07a6c22e39437a4ba1c03fbacaf6350f5deeecf1adfa822d80c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0708.1396",
    "kind": "arxiv",
    "version": 2
  }
}