Pith Number

pith:YOXBVPZ6

pith:2003:YOXBVPZ6TSSVBFLJHGM6VKWDZD

not attested not anchored not stored refs pending

Luminous Supersoft X-Ray Sources in External Galaxies

A.K.H. Kong (CfA), R. Di Stefano

arxiv:astro-ph/0301162 v2 · 2003-01-09 · 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{YOXBVPZ6TSSVBFLJHGM6VKWDZD}

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	2026-07-04T16:35:50.237370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3ae1abf3e9ca55095693999eaaac3c8c92d7e7f094c4c6cb4c91b6b9a76299f

Aliases

arxiv: astro-ph/0301162 · arxiv_version: astro-ph/0301162v2 · doi: 10.48550/arxiv.astro-ph/0301162 · pith_short_12: YOXBVPZ6TSSV · pith_short_16: YOXBVPZ6TSSVBFLJ · pith_short_8: YOXBVPZ6

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/YOXBVPZ6TSSVBFLJHGM6VKWDZD \
  | 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: c3ae1abf3e9ca55095693999eaaac3c8c92d7e7f094c4c6cb4c91b6b9a76299f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1bc3aced16927c0087cebb527cc91f660c545846f2ffb123d25a1d4949593225",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-01-09T22:50:19Z",
    "title_canon_sha256": "3b078207ec047d554f94d5fd34ca4253b5ce287541a9ee1aca04cc41716aa1b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0301162",
    "kind": "arxiv",
    "version": 2
  }
}