Pith Number

pith:VVQVILMU

pith:2003:VVQVILMUJIS6ZQLQYXNOUCMVWQ

not attested not anchored not stored refs pending

XMM-Newton study of the persistent X-ray source 1E1743.1-2843 located in the Galactic Center direction

A. Decourchelle, A. Goldwurm, D. Porquet, J. Rodriguez, P. Goldoni, R.S. Warwick, S. Corbel

arxiv:astro-ph/0305489 v1 · 2003-05-26 · 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{VVQVILMUJIS6ZQLQYXNOUCMVWQ}

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	2026-07-04T16:37:12.263753Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad61542d944a25ecc170c5daea0995b410d440d128ac021779eb0d5648f6479a

Aliases

arxiv: astro-ph/0305489 · arxiv_version: astro-ph/0305489v1 · doi: 10.48550/arxiv.astro-ph/0305489 · pith_short_12: VVQVILMUJIS6 · pith_short_16: VVQVILMUJIS6ZQLQ · pith_short_8: VVQVILMU

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/VVQVILMUJIS6ZQLQYXNOUCMVWQ \
  | 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: ad61542d944a25ecc170c5daea0995b410d440d128ac021779eb0d5648f6479a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6bb04e7c68bb9f7d4675d7399ef09d14d738206ead20561d2107e97b7f619215",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-05-26T10:25:41Z",
    "title_canon_sha256": "66a69347b838fbd6bcf7d354c38c404a1027f02bcbf6936da5a65f33b9121a2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0305489",
    "kind": "arxiv",
    "version": 1
  }
}