Pith Number

pith:M2DLGSEZ

pith:2021:M2DLGSEZ3FRRMXTJPEYRGU5ZN7

not attested not anchored not stored refs pending

Modelling and testing the equation of state for (Early) dark energy

Diego Saez-Chillon Gomez, German S. Sharov, Sergei D. Odintsov, Shin'ichi Nojiri

arxiv:2103.05304 v2 · 2021-03-09 · 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{M2DLGSEZ3FRRMXTJPEYRGU5ZN7}

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

Unifying Early and Late Dark Energy: Dynamical Requirements and Obstructions

Receipt and verification

First computed	2026-07-05T02:42:29.806622Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6686b34899d963165e6979311353b96fdf45f4aafbce6a0353f70f9036cdf805

Aliases

arxiv: 2103.05304 · arxiv_version: 2103.05304v2 · doi: 10.48550/arxiv.2103.05304 · pith_short_12: M2DLGSEZ3FRR · pith_short_16: M2DLGSEZ3FRRMXTJ · pith_short_8: M2DLGSEZ

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/M2DLGSEZ3FRRMXTJPEYRGU5ZN7 \
  | 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: 6686b34899d963165e6979311353b96fdf45f4aafbce6a0353f70f9036cdf805

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f1d0538a16d85fdb45caf3ef0153bc1ec5389468034d9325b648e31dede1a20",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-03-09T09:03:21Z",
    "title_canon_sha256": "d043f0e312986e207825b51073b3a64bdf5ea9200a1243658f76b7c65a3772fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.05304",
    "kind": "arxiv",
    "version": 2
  }
}