Pith Number

pith:XDUKUUPZ

pith:2005:XDUKUUPZGTQHLEMNISFSOTQ7Z7

not attested not anchored not stored refs pending

Observational Studies of Early-type Binary Stars: MP Centauri

Dirk Terrell, George Wolf, Tomaz Zwitter, Ulisse Munari

arxiv:astro-ph/0503628 v1 · 2005-03-29 · astro-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{XDUKUUPZGTQHLEMNISFSOTQ7Z7}

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	2026-07-04T16:51:48.684946Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8e8aa51f934e075918d448b274e1fcffa160a8fc2be280a04876afcb410bfb9

Aliases

arxiv: astro-ph/0503628 · arxiv_version: astro-ph/0503628v1 · doi: 10.48550/arxiv.astro-ph/0503628 · pith_short_12: XDUKUUPZGTQH · pith_short_16: XDUKUUPZGTQHLEMN · pith_short_8: XDUKUUPZ

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/XDUKUUPZGTQHLEMNISFSOTQ7Z7 \
  | 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: b8e8aa51f934e075918d448b274e1fcffa160a8fc2be280a04876afcb410bfb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d953719b57ef236ec2e691a55f95629e32afea53d9ff7a95f812c540dc235930",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-03-29T20:33:04Z",
    "title_canon_sha256": "370045f7203a843126ae9d6d3c802a67d940e514d2e1a5b7153520606202c432"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0503628",
    "kind": "arxiv",
    "version": 1
  }
}