Pith Number

pith:6C3E5E76

pith:2011:6C3E5E76HZKUU7VSE4TJSGAXTQ

not attested not anchored not stored refs pending

The XMM-Newton survey of the Small Magellanic Cloud: XMMUJ005011.2-730026 = SXP214, a Be/X-ray binary pulsar

A. Tiengo, A. Udalski, D. Burton, E.S. Bartlett, F. Haberl, J.L. Payne, L.J. Townsend, M. Ehle, M. Filipovic, M. J. Coe, R.H.D. Corbet, R. Sturm, W. Pietsch

arxiv:1103.0195 v1 · 2011-03-01 · astro-ph.HE

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

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	2026-05-18T02:03:01.678588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0b64e93fe3e554a7eb227269918179c2bac92fbf6a2dd8b33e5bab24e63f436

Aliases

arxiv: 1103.0195 · arxiv_version: 1103.0195v1 · doi: 10.48550/arxiv.1103.0195 · pith_short_12: 6C3E5E76HZKU · pith_short_16: 6C3E5E76HZKUU7VS · pith_short_8: 6C3E5E76

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/6C3E5E76HZKUU7VSE4TJSGAXTQ \
  | 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: f0b64e93fe3e554a7eb227269918179c2bac92fbf6a2dd8b33e5bab24e63f436

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e729e178515a8cc2b0310fdc268409b39b17521b0a1685a1188a31ab46f6673",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-03-01T15:17:59Z",
    "title_canon_sha256": "b6c3d778dc36ff97feafab5a33070b6fd0dc1643188e8628c0283b05b6291727"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.0195",
    "kind": "arxiv",
    "version": 1
  }
}