Pith Number

pith:E6FK4S5B

pith:2023:E6FK4S5BNTTBEENVVP4AIFRVLL

not attested not anchored not stored refs pending

Introduction of Machine Learning for Astronomy (Hands-on Workshop)

Fatemeh Rastegarnia, Mohammad H. Zhoolideh Haghighi, Rahim Moradi, Yu Wang

arxiv:2302.06475 v1 · 2023-02-13 · astro-ph.IM · astro-ph.CO · astro-ph.HE · 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{E6FK4S5BNTTBEENVVP4AIFRVLL}

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	2026-07-05T05:41:05.647223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

278aae4ba16ce61211b5abf80416355ad8813e815f773f10ea8aa2375b032686

Aliases

arxiv: 2302.06475 · arxiv_version: 2302.06475v1 · doi: 10.48550/arxiv.2302.06475 · pith_short_12: E6FK4S5BNTTB · pith_short_16: E6FK4S5BNTTBEENV · pith_short_8: E6FK4S5B

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/E6FK4S5BNTTBEENVVP4AIFRVLL \
  | 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: 278aae4ba16ce61211b5abf80416355ad8813e815f773f10ea8aa2375b032686

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75430599ce522b7ce72d897eb19abb3745c0dd9ccdfc214b7e3448478844a30d",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.HE",
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2023-02-13T15:51:10Z",
    "title_canon_sha256": "f71cb1546a8c9203a5d5f255743a194b9cfd1e7bbcd1dd3f80f4f06ddc0303b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.06475",
    "kind": "arxiv",
    "version": 1
  }
}