Pith Number

pith:Z3W57P55

pith:2013:Z3W57P55N32MJFWJXZ22OGETD3

not attested not anchored not stored refs pending

Phenomenological models of Universe with varying $G$ and $\Lambda$

M. Khurshudyan

arxiv:1311.6898 v2 · 2013-11-27 · gr-qc · hep-ph · 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{Z3W57P55N32MJFWJXZ22OGETD3}

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	2026-05-18T01:33:07.846338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ceeddfbfbd6ef4c496c9be75a718931eea79e3b324a5d2d9ab550195c0176077

Aliases

arxiv: 1311.6898 · arxiv_version: 1311.6898v2 · doi: 10.48550/arxiv.1311.6898 · pith_short_12: Z3W57P55N32M · pith_short_16: Z3W57P55N32MJFWJ · pith_short_8: Z3W57P55

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/Z3W57P55N32MJFWJXZ22OGETD3 \
  | 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: ceeddfbfbd6ef4c496c9be75a718931eea79e3b324a5d2d9ab550195c0176077

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73a10fb487de45594277943be51dc8df8861c26d3a4e59fb997140c6b9f1079b",
    "cross_cats_sorted": [
      "hep-ph",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-11-27T08:42:41Z",
    "title_canon_sha256": "a6ea032313ebf5fcdd1617852883907176ff3a1009515e03c553865f5c49bdf1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.6898",
    "kind": "arxiv",
    "version": 2
  }
}