Pith Number

pith:W2OHJJBR

pith:2018:W2OHJJBRMBQ6PALN7HPOXUGKX7

not attested not anchored not stored refs pending

Discovery of pulsations from NGC 300 ULX1 and its fast period evolution

C. Maitra, F. Haberl, G. Vasilopoulos, S. Carpano

arxiv:1802.10341 v1 · 2018-02-28 · 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{W2OHJJBRMBQ6PALN7HPOXUGKX7}

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.

Cited by

1 paper in Pith

Significant or Not? The Impact of Randomisation During Data Reduction on Confirming a New Pulsating Ultraluminous X-ray Source Candidate in Centaurus A

Receipt and verification

First computed	2026-05-18T00:21:05.659062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b69c74a4316061e7816df9deebd0cabfff55574cd2215f61b1917c394d5b31b0

Aliases

arxiv: 1802.10341 · arxiv_version: 1802.10341v1 · doi: 10.48550/arxiv.1802.10341 · pith_short_12: W2OHJJBRMBQ6 · pith_short_16: W2OHJJBRMBQ6PALN · pith_short_8: W2OHJJBR

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/W2OHJJBRMBQ6PALN7HPOXUGKX7 \
  | 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: b69c74a4316061e7816df9deebd0cabfff55574cd2215f61b1917c394d5b31b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3c60cc63c488dd612a40ef2f234e44ebdfbd7969aa46bbe6d9dd5c1ed34f66b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-02-28T10:19:46Z",
    "title_canon_sha256": "048bd1b4716e687ca300f0ba910c27041bfb66204d83b1f2c7695e29c8ef8d18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.10341",
    "kind": "arxiv",
    "version": 1
  }
}