Pith Number

pith:SW2I64ZI

pith:2009:SW2I64ZI72D2CZQFRDTUTY7TZW

not attested not anchored not stored refs pending

Correlated optical/X-ray variability in the high-mass X-ray binary SAX J2103.5+4545

A. Slowikowska (FORTH, A Zezas (FORTH, P. Blay (Univ. Valencia), P. Reig (FORTH, Univ Crete), Univ. Crete)

arxiv:0908.4497 v1 · 2009-08-31 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SW2I64ZI72D2CZQFRDTUTY7TZW}

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	2026-05-18T02:12:12.755965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95b48f7328fe87a1660588e749e3f3cd86118200139d87a41365f6c8f08f7b75

Aliases

arxiv: 0908.4497 · arxiv_version: 0908.4497v1 · doi: 10.48550/arxiv.0908.4497 · pith_short_12: SW2I64ZI72D2 · pith_short_16: SW2I64ZI72D2CZQF · pith_short_8: SW2I64ZI

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/SW2I64ZI72D2CZQFRDTUTY7TZW \
  | 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: 95b48f7328fe87a1660588e749e3f3cd86118200139d87a41365f6c8f08f7b75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1a64841af88cb875f7f5ded2e7b8ed17a6a8409a6152733d713486b9d198ee8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-08-31T10:35:40Z",
    "title_canon_sha256": "6a7b05e16143d65ac8ddcbef0ee327ae6e5fd2f07ab915657f8a6b024c3627f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.4497",
    "kind": "arxiv",
    "version": 1
  }
}