Pith Number

pith:Q4CWEXOB

pith:2022:Q4CWEXOBDRLPZMOYPFDTTWSNUA

not attested not anchored not stored refs pending

How to plan your astronomy research paper in ten steps

Diane Black, Johan H. Knapen, Nushkia Chamba

arxiv:2207.12959 v2 · 2022-07-22 · astro-ph.IM · physics.ed-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q4CWEXOBDRLPZMOYPFDTTWSNUA}

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

How to set up your first machine learning project in astronomy

Receipt and verification

First computed	2026-07-05T05:06:01.419497Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8705625dc11c56fcb1d8794739da4da030cb12c974218a6c6304b966a39b21b9

Aliases

arxiv: 2207.12959 · arxiv_version: 2207.12959v2 · doi: 10.48550/arxiv.2207.12959 · pith_short_12: Q4CWEXOBDRLP · pith_short_16: Q4CWEXOBDRLPZMOY · pith_short_8: Q4CWEXOB

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/Q4CWEXOBDRLPZMOYPFDTTWSNUA \
  | 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: 8705625dc11c56fcb1d8794739da4da030cb12c974218a6c6304b966a39b21b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2c335463963a174aa2583dde66618d1f01b70a60e9a0a9c355603c90fbbbd7c",
    "cross_cats_sorted": [
      "physics.ed-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2022-07-22T11:16:15Z",
    "title_canon_sha256": "006d47751eb638fe8c4b18bd75136cb5d18d9317b17e88996700a087c6c6ca57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.12959",
    "kind": "arxiv",
    "version": 2
  }
}