Pith Number

pith:3T3NAM25

pith:2011:3T3NAM25WRHJOOIHFOXMMLLRZ6

not attested not anchored not stored refs pending

Discovery and evolution of the new black hole candidate Swift J1539.2-6227 during its 2008 outburst

C. B. Markwardt, C. Brocksopp, F. Grise, H. A. Krimm, J. A. Tomsick, P. Kaaret, P. Romano

arxiv:1104.4801 v1 · 2011-04-25 · astro-ph.HE

Open paper page JSON 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

Receipt and verification

First computed	2026-05-18T02:02:15.237632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcf6d0335db44e9739072baec62d71cf89651701a50cec36a17a5cdb13b55fc7

Aliases

arxiv: 1104.4801 · arxiv_version: 1104.4801v1 · doi: 10.48550/arxiv.1104.4801

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/3T3NAM25WRHJOOIHFOXMMLLRZ6 \
  | 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: dcf6d0335db44e9739072baec62d71cf89651701a50cec36a17a5cdb13b55fc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2db4b05309ef5f321bceb9fc70cfdbf799fa27076b63c0ecc5bdbb2a9de6bfb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-04-25T20:27:31Z",
    "title_canon_sha256": "d37dda2390e5a5ebda74bcb0041cb9b6524433767eb2f8eef66769046dbf6cbc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.4801",
    "kind": "arxiv",
    "version": 1
  }
}