Pith Number

pith:5NS73HD3

pith:2000:5NS73HD3QQLQ6BXYKVHZ5G2IQP

not attested not anchored not stored refs pending

The longest thermonuclear X-ray burst ever observed? (A BeppoSAX Wide Field Camera observation of 4U 1735-44)

E. Kuulkers (SRON, F. Verbunt (UU), J. Heise (SRON), J.J.M. in 't Zand (SRON), R. Cornelisse (SRON, Utrecht Univ.), UU)

arxiv:astro-ph/0003454 v1 · 2000-03-30 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5NS73HD3QQLQ6BXYKVHZ5G2IQP}

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

Tracing the outburst decay of soft X-ray transients Aql X-1 and 4U 1608-52 with XSPECT

Receipt and verification

First computed	2026-07-04T14:10:16.120151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb65fd9c7b84170f06f8554f9e9b4883e8a30f9acbe288633c4fd3b8a24bc6f4

Aliases

arxiv: astro-ph/0003454 · arxiv_version: astro-ph/0003454v1 · doi: 10.48550/arxiv.astro-ph/0003454 · pith_short_12: 5NS73HD3QQLQ · pith_short_16: 5NS73HD3QQLQ6BXY · pith_short_8: 5NS73HD3

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/5NS73HD3QQLQ6BXYKVHZ5G2IQP \
  | 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: eb65fd9c7b84170f06f8554f9e9b4883e8a30f9acbe288633c4fd3b8a24bc6f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1764c7e814e0356008a9f5ceddd34a3a9819b43a9b8c4985377d35fe6ad6d70c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-03-30T12:50:58Z",
    "title_canon_sha256": "f557934776086c7a4c8c683cb36c93fa1d66e540dffd1d37358b101113e30208"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0003454",
    "kind": "arxiv",
    "version": 1
  }
}