Pith Number

pith:RB7L6FSS

pith:2004:RB7L6FSSUXJO4EDFXSXOTAJC6G

not attested not anchored not stored refs pending

Molecular gas in high redshift QSOs

A. Beelen, A. Omont (IAP), C.L. Carilli (NRAO), F. Bertoldi (MPIfR), F. Walter (NRAO), K.M. Menten (MPIfR), P. Cox (UParis-Sud)

arxiv:astro-ph/0402573 v1 · 2004-02-24 · 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{RB7L6FSSUXJO4EDFXSXOTAJC6G}

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	2026-05-18T00:37:32.532769Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

887ebf1652a5d2ee1065bcaee98122f1946fd0fc3c8f4fec591e43c36eff9b1c

Aliases

arxiv: astro-ph/0402573 · arxiv_version: astro-ph/0402573v1 · doi: 10.48550/arxiv.astro-ph/0402573 · pith_short_12: RB7L6FSSUXJO · pith_short_16: RB7L6FSSUXJO4EDF · pith_short_8: RB7L6FSS

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/RB7L6FSSUXJO4EDFXSXOTAJC6G \
  | 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: 887ebf1652a5d2ee1065bcaee98122f1946fd0fc3c8f4fec591e43c36eff9b1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33e9d1728c0a08eb5faf1973b1bd5cc4097f1482e4ccc171c86a61373ccf31a5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-02-24T18:13:25Z",
    "title_canon_sha256": "562dbf5c77953a470b75e85dfcb586a53a4a6dc424841a38a49b8bdebc5cdc94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0402573",
    "kind": "arxiv",
    "version": 1
  }
}