Pith Number

pith:SE4E4YMR

pith:2001:SE4E4YMRYJC2MN73FUMFTO2AUW

not attested not anchored not stored refs pending

SX Phoenicis Stars in the Core of 47 Tucanae

G. Bono, H. Bruntt, J. Christensen-Dalsgaard, J. O. Petersen, P. D. Edmonds, P. Guhathakurta, R. L. Gilliland, S. Frandsen

arxiv:astro-ph/0104178 v1 · 2001-04-10 · 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{SE4E4YMRYJC2MN73FUMFTO2AUW}

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	2026-07-04T16:23:13.031072Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91384e6191c245a637fb2d1859bb40a5976dee3bb80a91a355dec6c451fe6f87

Aliases

arxiv: astro-ph/0104178 · arxiv_version: astro-ph/0104178v1 · doi: 10.48550/arxiv.astro-ph/0104178 · pith_short_12: SE4E4YMRYJC2 · pith_short_16: SE4E4YMRYJC2MN73 · pith_short_8: SE4E4YMR

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/SE4E4YMRYJC2MN73FUMFTO2AUW \
  | 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: 91384e6191c245a637fb2d1859bb40a5976dee3bb80a91a355dec6c451fe6f87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0577dcadc22f4b39ad2eba48fa4df9859d3683151fcf86dbd40b50a37d600a6b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-04-10T16:37:09Z",
    "title_canon_sha256": "60f65dbc867cecd735da3034b185baef4c11262b8f3f0ce980eb55dddc13553b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0104178",
    "kind": "arxiv",
    "version": 1
  }
}