Pith Number

pith:J23LBKCO

pith:2011:J23LBKCOTYQLAFZY3E62SQ2B47

not attested not anchored not stored refs pending

XMM-Newton X-ray and UV observations of the fast nova V2491 Cyg during the supersoft source phase

A. Dobrotka, A.P. Beardmore, C.E. Woodward, C. Pinto, G. Sala, G. Schwarz, J.J. Drake, J. Krautter, J.P. Osborne, J.-U. Ness, K.L. Page, M.F. Bode, M. Hernanz, R.G. Detmers, S. Starrfield

arxiv:1103.4543 v1 · 2011-03-23 · astro-ph.HE

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Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

Receipt and verification

First computed	2026-05-18T03:33:26.738544Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4eb6b0a84e9e20b01738d93da94341e7f01974a287878edac192f746ed40fd45

Aliases

arxiv: 1103.4543 · arxiv_version: 1103.4543v1 · doi: 10.48550/arxiv.1103.4543

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/J23LBKCOTYQLAFZY3E62SQ2B47 \
  | 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: 4eb6b0a84e9e20b01738d93da94341e7f01974a287878edac192f746ed40fd45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a726f72a5d0314ee12d144b967fd5411ef5e6198ee74481b4df5d4874e855c30",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-03-23T15:02:18Z",
    "title_canon_sha256": "9d5dc1de090023ee1f46c9545bcb4bd2bedcbdda5719822d6a24067c659ecd6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.4543",
    "kind": "arxiv",
    "version": 1
  }
}