Pith Number

pith:5S5RLTHJ

pith:2024:5S5RLTHJPTCUSJPZJXEIACWE63

not attested not anchored not stored refs pending

NGC 2403 XMM4: evidence for a super-Eddington neutron star with a possible transient pulsation

2), (2) National Astronomical Research Institute of Thailand, (3) Durham University), T. P. Roberts (3) ((1) Srinakharinwirot University, W. Luangtip (1

arxiv:2401.02177 v1 · 2024-01-04 · 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{5S5RLTHJPTCUSJPZJXEIACWE63}

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

Transient and Variable Ultra-luminous X-ray Sources in NGC 4552

Receipt and verification

First computed	2026-07-05T07:30:12.721481Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecbb15cce97cc54925f94dc8800ac4f6f5d66df0120428aecac93580b198b31c

Aliases

arxiv: 2401.02177 · arxiv_version: 2401.02177v1 · doi: 10.48550/arxiv.2401.02177 · pith_short_12: 5S5RLTHJPTCU · pith_short_16: 5S5RLTHJPTCUSJPZ · pith_short_8: 5S5RLTHJ

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/5S5RLTHJPTCUSJPZJXEIACWE63 \
  | 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: ecbb15cce97cc54925f94dc8800ac4f6f5d66df0120428aecac93580b198b31c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14168000381cb90a825ccc1b782d8324f9181b01d376c70feb6a1e3392d60ee2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2024-01-04T10:02:57Z",
    "title_canon_sha256": "a5b50cae25d48d466ed17e1b6b527ef0e65c9a61ffe54e9429fdd7c85e46dde5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2401.02177",
    "kind": "arxiv",
    "version": 1
  }
}