Pith Number

pith:WEL5WE4J

pith:2008:WEL5WE4JEPDRLA75XENDVVWJBD

not attested not anchored not stored refs pending

Optical properties of High-Mass X-ray Binaries (HMXB) in the Small Magellanic Cloud

D. Buckley (SAAO), I. Negueruela (Alicante University), J.L. Galache (CfA), K. E. McGowan (Southampton University), L.J. Townsend (Southampton University), M.J. Coe (Southampton University), M.P.E. Schurch (Southampton University), R.H.D. Corbet (NASA/GSFC), V. A. McBride (Southampton University)

arxiv:0809.2665 v1 · 2008-09-16 · 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{WEL5WE4JEPDRLA75XENDVVWJBD}

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	2026-07-04T17:12:44.730850Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b117db138923c71583fdb91a3ad6c908def8e62bbcc3d55e1f7c781d40ede690

Aliases

arxiv: 0809.2665 · arxiv_version: 0809.2665v1 · doi: 10.48550/arxiv.0809.2665 · pith_short_12: WEL5WE4JEPDR · pith_short_16: WEL5WE4JEPDRLA75 · pith_short_8: WEL5WE4J

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/WEL5WE4JEPDRLA75XENDVVWJBD \
  | 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: b117db138923c71583fdb91a3ad6c908def8e62bbcc3d55e1f7c781d40ede690

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5374dac35e70701bf0c70d5d92f5a1987907db5bd632f289b94456b034382c3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-09-16T09:21:36Z",
    "title_canon_sha256": "b1027d46ab485a81eda0e126f69a68e9ff19147948875688a1285eead00910e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.2665",
    "kind": "arxiv",
    "version": 1
  }
}