Pith Number

pith:T72A5JEZ

pith:2021:T72A5JEZ6E7N4NOSESISWIOGP5

not attested not anchored not stored refs pending

Neural Network Reconstruction of Late-Time Cosmology and Null Tests

Jackson Levi Said, Joseph Sultana, Jurgen Mifsud, Konstantinos Dialektopoulos, Kristian Zarb Adami

arxiv:2111.11462 v2 · 2021-11-22 · astro-ph.CO · astro-ph.GA · gr-qc · physics.data-an

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T72A5JEZ6E7N4NOSESISWIOGP5}

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

Model-independent calibration of Gamma-Ray Bursts with neural networks

Testing $\Lambda$CDM with ANN-Reconstructed Expansion History from Cosmic Chronometers

Receipt and verification

First computed	2026-07-05T03:59:25.811100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ff40ea499f13ede35d224912b21c67f627558019e05b8ab4ce8772ada2337a2

Aliases

arxiv: 2111.11462 · arxiv_version: 2111.11462v2 · doi: 10.48550/arxiv.2111.11462 · pith_short_12: T72A5JEZ6E7N · pith_short_16: T72A5JEZ6E7N4NOS · pith_short_8: T72A5JEZ

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/T72A5JEZ6E7N4NOSESISWIOGP5 \
  | 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: 9ff40ea499f13ede35d224912b21c67f627558019e05b8ab4ce8772ada2337a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb342a4518721590d620347964298a1b1379156b671e0f000e8fdc32789337c9",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "gr-qc",
      "physics.data-an"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2021-11-22T19:04:24Z",
    "title_canon_sha256": "7da1c387a8e0aa850cdc5b4f359189151078e65b7cd6d649f0252dd24bb4973d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.11462",
    "kind": "arxiv",
    "version": 2
  }
}