Pith Number

pith:RAT5XVQS

pith:2000:RAT5XVQS6NIONSOITASPXBO4O5

not attested not anchored not stored refs pending

On Estimating the QSO Transmission Power Spectrum

David Tytler (UCSD), Eugene Magnier (CFHT), Lam Hui (IAS), Robert E. Rutledge (Caltech), Scott Burles (Fermilab), Uros Seljak (Princeton)

arxiv:astro-ph/0005049 v1 · 2000-05-03 · 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{RAT5XVQS6NIONSOITASPXBO4O5}

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	2026-07-04T16:16:23.174084Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8827dbd612f350e6c9c89824fb85dc776d95046a640a4232eb4229a8750846ce

Aliases

arxiv: astro-ph/0005049 · arxiv_version: astro-ph/0005049v1 · doi: 10.48550/arxiv.astro-ph/0005049 · pith_short_12: RAT5XVQS6NIO · pith_short_16: RAT5XVQS6NIONSOI · pith_short_8: RAT5XVQS

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/RAT5XVQS6NIONSOITASPXBO4O5 \
  | 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: 8827dbd612f350e6c9c89824fb85dc776d95046a640a4232eb4229a8750846ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2fcaa70e93c189c5485fd1a1e351591346e60f7414aabc916c4c06c7e0fa662e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-05-03T22:42:52Z",
    "title_canon_sha256": "dfdde8cbf52e381439baa351a7b76b1e848871874d53694e9e1efa4576a0c354"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0005049",
    "kind": "arxiv",
    "version": 1
  }
}