Pith Number

pith:GNPN2E3E

pith:2018:GNPN2E3E2K4OAW3WLR6R4ZF3MS

not attested not anchored not stored refs pending

Evaluating machine learning techniques for predicting power spectra from reionization simulations

Catherine A. Watkinson, Filipe B. Abdalla, Jason D. McEwen, William D. Jennings

arxiv:1811.09141 v1 · 2018-11-22 · astro-ph.CO

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GNPN2E3E2K4OAW3WLR6R4ZF3MS}

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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	2026-05-17T23:57:37.305861Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

335edd1364d2b8e05b765c7d1e64bb64bf3db4f54166464c7af473eb5a5b19c1

Aliases

arxiv: 1811.09141 · arxiv_version: 1811.09141v1 · doi: 10.48550/arxiv.1811.09141 · pith_short_12: GNPN2E3E2K4O · pith_short_16: GNPN2E3E2K4OAW3W · pith_short_8: GNPN2E3E

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/GNPN2E3E2K4OAW3WLR6R4ZF3MS \
  | 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: 335edd1364d2b8e05b765c7d1e64bb64bf3db4f54166464c7af473eb5a5b19c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "821de647caf7e96471b68ca73f982159b58bc4023e476cb60b77c70dbc1326f3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-11-22T12:41:10Z",
    "title_canon_sha256": "7ddd0a466de1fa94e2c2b67febe2a93c2faeda6c458ad8216a6e2989dfaca668"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.09141",
    "kind": "arxiv",
    "version": 1
  }
}