Pith Number

pith:E5L3QMRU

pith:2013:E5L3QMRU6XO5PBA35BA4YOWRSQ

not attested not anchored not stored refs pending

The distinctions between $\Lambda$CDM and $f(T)$ gravity according Noether symmetry

Han Dong, Jiaxin Wang, Xinhe Meng

arxiv:1304.6587 v3 · 2013-04-24 · 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{E5L3QMRU6XO5PBA35BA4YOWRSQ}

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	2026-05-18T03:11:22.684007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2757b83234f5ddd7841be841cc3ad1941f83627cf15392ca9e885754a1c89b69

Aliases

arxiv: 1304.6587 · arxiv_version: 1304.6587v3 · doi: 10.48550/arxiv.1304.6587 · pith_short_12: E5L3QMRU6XO5 · pith_short_16: E5L3QMRU6XO5PBA3 · pith_short_8: E5L3QMRU

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/E5L3QMRU6XO5PBA35BA4YOWRSQ \
  | 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: 2757b83234f5ddd7841be841cc3ad1941f83627cf15392ca9e885754a1c89b69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b81ef4469c3ed3949f640a778f7351199e07b2eff520f24c66c5fdb637a718bc",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-04-24T13:50:29Z",
    "title_canon_sha256": "a5763f994070c3932d1b57142db797c624187243a2aa74ef393b25d0df233954"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.6587",
    "kind": "arxiv",
    "version": 3
  }
}