Pith Number

pith:DWRPCLZ4

pith:2001:DWRPCLZ4QDTKCZK7FPXEP7MVQ3

not attested not anchored not stored refs pending

CO(J=6-5) Observations of the Quasar SDSS1044-0125 at z = 5.8

(2)Nobeyama Radio Observatory, (3)Institute of Astronomy, Cambridge), Faculty of Science, I. Iwata (1), K. Kohno (2), K. Nakanishi (2), K. Ohta (1), Kyoto University, National Astronomical Observatory of Japan, R. G. McMahon (3) ((1)Department of Astronomy

arxiv:astro-ph/0107369 v1 · 2001-07-19 · 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{DWRPCLZ4QDTKCZK7FPXEP7MVQ3}

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	2026-05-18T01:40:44.316600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1da2f12f3c80e6a1655f2bee47fd9586d6d619bc01f8de87bd7e2d27f3678583

Aliases

arxiv: astro-ph/0107369 · arxiv_version: astro-ph/0107369v1 · doi: 10.48550/arxiv.astro-ph/0107369 · pith_short_12: DWRPCLZ4QDTK · pith_short_16: DWRPCLZ4QDTKCZK7 · pith_short_8: DWRPCLZ4

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/DWRPCLZ4QDTKCZK7FPXEP7MVQ3 \
  | 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: 1da2f12f3c80e6a1655f2bee47fd9586d6d619bc01f8de87bd7e2d27f3678583

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38da517663711e5a36c78690e576c34b1ef92e01772cdd92f800ae118cc71b76",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-07-19T08:33:45Z",
    "title_canon_sha256": "66b518a99f8f1f1bce4b57e7714e1cfda4b4f4658340a6ee3417cf4089d766b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0107369",
    "kind": "arxiv",
    "version": 1
  }
}