Pith Number

pith:5MJ6WEGV

pith:2018:5MJ6WEGV3UFXG4S2TKXGGUYURQ

not attested not anchored not stored refs pending

SWIFT J1756.9-2508: spectral and timing properties of its 2018 outburst

A. F. Gambino, A. Papitto, A. Riggio, A. Sanna, C. Ferrigno, E. Bozzo, F. Pintore, L. Burderi, R. Iaria, S. M. Mazzola, T. Di Salvo

arxiv:1808.06796 v2 · 2018-08-21 · 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{5MJ6WEGV3UFXG4S2TKXGGUYURQ}

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	2026-05-18T00:06:36.931678Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb13eb10d5dd0b73725a9aae6353148c29ce8c8ff26d61c476257b538067b4c4

Aliases

arxiv: 1808.06796 · arxiv_version: 1808.06796v2 · doi: 10.48550/arxiv.1808.06796 · pith_short_12: 5MJ6WEGV3UFX · pith_short_16: 5MJ6WEGV3UFXG4S2 · pith_short_8: 5MJ6WEGV

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/5MJ6WEGV3UFXG4S2TKXGGUYURQ \
  | 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: eb13eb10d5dd0b73725a9aae6353148c29ce8c8ff26d61c476257b538067b4c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2987a792309a3b43593ceb310db2fdf44abf1b2515d8059a21e5e70bacc62821",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-08-21T08:19:31Z",
    "title_canon_sha256": "5ccf946b4c321deacb1a41e06192467b1e6291387895079bd4f4a496e7aefc7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.06796",
    "kind": "arxiv",
    "version": 2
  }
}