Pith Number

pith:W3ALIM2V

pith:2025:W3ALIM2VQMJOOHTSI5LNHHUCWA

not attested not anchored not stored refs pending

Extremely iron-poor O-type stars in the Magellanic Bridge

A.A.C. Sander, E.C. Sch\"osser, G. Gonz\'alez-Tor\`a, J. Josiek, J.S. Gallagher, L.M. Oskinova, M. Bernini-Peron, R.R. Lefever, V. Ramachandran, W.-R. Hamann

arxiv:2503.10769 v1 · 2025-03-13 · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W3ALIM2VQMJOOHTSI5LNHHUCWA}

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	2026-07-05T10:42:44.724735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6c0b433558312e71e724756d39e82b00c01ac476051dc1da4ef36b082d85fab

Aliases

arxiv: 2503.10769 · arxiv_version: 2503.10769v1 · doi: 10.48550/arxiv.2503.10769 · pith_short_12: W3ALIM2VQMJO · pith_short_16: W3ALIM2VQMJOOHTS · pith_short_8: W3ALIM2V

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/W3ALIM2VQMJOOHTSI5LNHHUCWA \
  | 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: b6c0b433558312e71e724756d39e82b00c01ac476051dc1da4ef36b082d85fab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de3bc845cd4c80f8917b733745bc3da7f12d68d1a8bbbe3f301c0cbecf87238b",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-03-13T18:03:47Z",
    "title_canon_sha256": "767f15d5c0513671e50e0fdb39dbdec6aa201a95138d4980305eceddcedbabd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.10769",
    "kind": "arxiv",
    "version": 1
  }
}