Pith Number

pith:Y47MY3MD

pith:2003:Y47MY3MDQZWZPBFQLTEQGOTBMI

not attested not anchored not stored refs pending

First INTEGRAL observations of GRS 1915+105

A.A. Zdziarski, A. Castro-Tirado, A.J. Dean, A. King, C.R. Kaiser, D.C. Hannikainen, G.G. Pooley, I.F. Mirabel, I. Mocoeur, J. Poutanen, J. Rodriguez, K. Wu, M. Feroci, N.J. Westergaard, N. Lund, O. Vilhu, P.A. Charles, P. Hakala, Ph. Durouchoux, R.P. Fender, R.W. Hunstead, S. Brandt, T. Belloni

arxiv:astro-ph/0309532 v1 · 2003-09-19 · 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{Y47MY3MDQZWZPBFQLTEQGOTBMI}

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	2026-07-04T16:51:41.663855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c73ecc6d83866d9784b05cc9033a616208e070327b4b949dc609d7061684f7f2

Aliases

arxiv: astro-ph/0309532 · arxiv_version: astro-ph/0309532v1 · doi: 10.48550/arxiv.astro-ph/0309532 · pith_short_12: Y47MY3MDQZWZ · pith_short_16: Y47MY3MDQZWZPBFQ · pith_short_8: Y47MY3MD

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/Y47MY3MDQZWZPBFQLTEQGOTBMI \
  | 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: c73ecc6d83866d9784b05cc9033a616208e070327b4b949dc609d7061684f7f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1f610c1fc7358a27a50f082cc325dbbe371cf94ade0bb951e577a048c91ffc2",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-09-19T15:09:31Z",
    "title_canon_sha256": "29c6ef00f38b5c3332349e08543aee2669793efc24807f85a612b76cffc01456"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0309532",
    "kind": "arxiv",
    "version": 1
  }
}