Pith Number

pith:NELN7TS2

pith:2019:NELN7TS2RTA4HNEW3NIF4NT44K

not attested not anchored not stored refs pending

The SMC X-ray binary SXP4.78 : a new Type II outburst and the identification and study of the optical counterpart

Andrzej Udalski, David Buckley, Itumeleng Monageng, Jamie Kennea, Lee Townsend, Malcolm Coe, Paul Roche, Phil Evans, Vanessa McBride

arxiv:1902.00677 v2 · 2019-02-02 · 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{NELN7TS2RTA4HNEW3NIF4NT44K}

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	2026-05-17T23:50:55.865508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6916dfce5a8cc1c3b496db505e367ce28a60c0970d32311da6ebb4bc2b210ef4

Aliases

arxiv: 1902.00677 · arxiv_version: 1902.00677v2 · doi: 10.48550/arxiv.1902.00677 · pith_short_12: NELN7TS2RTA4 · pith_short_16: NELN7TS2RTA4HNEW · pith_short_8: NELN7TS2

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/NELN7TS2RTA4HNEW3NIF4NT44K \
  | 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: 6916dfce5a8cc1c3b496db505e367ce28a60c0970d32311da6ebb4bc2b210ef4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d40d84ec99173594637bed8c5b0a1acddd1cd1b2d7be8a978a29dab35b08a346",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-02-02T09:29:28Z",
    "title_canon_sha256": "67d33b9735f5f3eac3b8aa243b9b99c39e262be6f63008c74cb64dac0945571b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.00677",
    "kind": "arxiv",
    "version": 2
  }
}