Pith Number

pith:KHBS2F4B

pith:2021:KHBS2F4BOMU5PY5YMKP7EST4WJ

not attested not anchored not stored refs pending

An approach to cold dark matter deviation and the $H_{0}$ tension problem by using machine learning

Emilio Elizalde, Janusz Gluza, Martiros Khurshudyan

arxiv:2104.01077 v1 · 2021-04-02 · astro-ph.CO · 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{KHBS2F4BOMU5PY5YMKP7EST4WJ}

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

2 papers in Pith

Unifying Early and Late Dark Energy: Dynamical Requirements and Obstructions

Redshift evolution of the Hubble constant: Constraints and new insights from an interacting dark energy model

Receipt and verification

First computed	2026-07-05T02:28:39.179038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51c32d17817329d7e3b8629ff24a7cb279d2cb45d96cf3d3df0c284003ec0c7d

Aliases

arxiv: 2104.01077 · arxiv_version: 2104.01077v1 · doi: 10.48550/arxiv.2104.01077 · pith_short_12: KHBS2F4BOMU5 · pith_short_16: KHBS2F4BOMU5PY5Y · pith_short_8: KHBS2F4B

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/KHBS2F4BOMU5PY5YMKP7EST4WJ \
  | 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: 51c32d17817329d7e3b8629ff24a7cb279d2cb45d96cf3d3df0c284003ec0c7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "798b0ccc3eab59fda843037d5bccb536e0a15177654e2e4f9fd14ab570efd7e2",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2021-04-02T14:54:05Z",
    "title_canon_sha256": "c81226304750800a7edcca9b7a1200bf29ef4eadd28ff640f7bf723f2911fd8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.01077",
    "kind": "arxiv",
    "version": 1
  }
}