Pith Number

pith:K545OQ3D

pith:2013:K545OQ3DIQCS4EW7U6MYWH6WOO

not attested not anchored not stored refs pending

f(R) in Holographic and Agegraphic Dark Energy Models and the Generalized Uncertainty Principle

Barun Majumder

arxiv:1307.4448 v1 · 2013-07-16 · 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{K545OQ3DIQCS4EW7U6MYWH6WOO}

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	2026-05-18T03:08:06.882139Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5779d7436344052e12dfa7998b1fd673a8ebdea8afcec0e3da0bf14333202286

Aliases

arxiv: 1307.4448 · arxiv_version: 1307.4448v1 · doi: 10.48550/arxiv.1307.4448 · pith_short_12: K545OQ3DIQCS · pith_short_16: K545OQ3DIQCS4EW7 · pith_short_8: K545OQ3D

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/K545OQ3DIQCS4EW7U6MYWH6WOO \
  | 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: 5779d7436344052e12dfa7998b1fd673a8ebdea8afcec0e3da0bf14333202286

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b34e39029d37f8f89bf6a45d02d4aaf359e1e31c1925e611fbec3d9a7b53d049",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-07-16T23:18:32Z",
    "title_canon_sha256": "11738af298dc42c3726b940431b2b47573adffd62a7e481a608bd0094970b35b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.4448",
    "kind": "arxiv",
    "version": 1
  }
}