Pith Number

pith:6TCELCDG

pith:2003:6TCELCDG2RJQGR6VHT3PARIKPZ

not attested not anchored not stored refs pending

Spectral evolution of the microquasar XTE J1550-564 over its entire 2000 outburst

J.A. Tomsick, J. Rodriguez, S. Corbel

arxiv:astro-ph/0306227 v1 · 2003-06-11 · 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{6TCELCDG2RJQGR6VHT3PARIKPZ}

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	2026-05-18T01:07:33.480381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4c4458866d4530347d53cf6f0450a7e5923cd9b9c6ab0260d4ff30728d4aa8a

Aliases

arxiv: astro-ph/0306227 · arxiv_version: astro-ph/0306227v1 · doi: 10.48550/arxiv.astro-ph/0306227 · pith_short_12: 6TCELCDG2RJQ · pith_short_16: 6TCELCDG2RJQGR6V · pith_short_8: 6TCELCDG

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/6TCELCDG2RJQGR6VHT3PARIKPZ \
  | 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: f4c4458866d4530347d53cf6f0450a7e5923cd9b9c6ab0260d4ff30728d4aa8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4a32de7e9ebbef320b6784dc007cc61b8e6fcc803b4e318f7246fd021c8aad8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-06-11T12:06:41Z",
    "title_canon_sha256": "6bb2aa1fe688d1e7b577624ca66bcd2b03839e4e5ac9243ac8ef5328acb87cee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0306227",
    "kind": "arxiv",
    "version": 1
  }
}