Pith Number

pith:K5DTSDVO

pith:2022:K5DTSDVO3Y67XJEHA6JC35CH6G

not attested not anchored not stored refs pending

Massive stars in metal-poor dwarf galaxies are often extreme rotators

Abel Schootemeijer, Ben Hastings, Christoph Sch\"urmann, Danny J. Lennon, Miriam Garcia, Norbert Langer

arxiv:2210.01453 v1 · 2022-10-04 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K5DTSDVO3Y67XJEHA6JC35CH6G}

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	2026-07-05T09:37:29.644923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5747390eaede3dfba48707922df447f196caa215d1f90126916885e9102730e6

Aliases

arxiv: 2210.01453 · arxiv_version: 2210.01453v1 · doi: 10.48550/arxiv.2210.01453 · pith_short_12: K5DTSDVO3Y67 · pith_short_16: K5DTSDVO3Y67XJEH · pith_short_8: K5DTSDVO

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/K5DTSDVO3Y67XJEHA6JC35CH6G \
  | 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: 5747390eaede3dfba48707922df447f196caa215d1f90126916885e9102730e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7efe1c453bd177c5e957ccf83b2947c2a605db847297531061ddc1d40a54940",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2022-10-04T08:24:40Z",
    "title_canon_sha256": "4e09f03b7ca6aaf86a61fdcb374aa04608e735a63d15a5c947d2e4ef3b94bd84"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.01453",
    "kind": "arxiv",
    "version": 1
  }
}