Pith Number

pith:RISNJOD6

pith:2002:RISNJOD65ISSBPSG6OQJ27AUVE

not attested not anchored not stored refs pending

Detection of Iron Emission in the z = 5.74 QSO SDSSp J104433.04-012502.2

K. Aoki, K. Denda, T. Murayama

arxiv:astro-ph/0204505 v1 · 2002-04-30 · 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{RISNJOD65ISSBPSG6OQJ27AUVE}

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	2026-05-18T01:40:42.883014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a24d4b87eea2520be46f3a09d7c14a92132002c8874a22adcdf15121958b0a4

Aliases

arxiv: astro-ph/0204505 · arxiv_version: astro-ph/0204505v1 · doi: 10.48550/arxiv.astro-ph/0204505 · pith_short_12: RISNJOD65ISS · pith_short_16: RISNJOD65ISSBPSG · pith_short_8: RISNJOD6

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/RISNJOD65ISSBPSG6OQJ27AUVE \
  | 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: 8a24d4b87eea2520be46f3a09d7c14a92132002c8874a22adcdf15121958b0a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f74fd1f0d6198c5c0b23b8e3488f5f80cc8a9f4151f9c8a7512dfe4bac5c1f0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-04-30T01:46:03Z",
    "title_canon_sha256": "a4712d66856faf499f363784a5801d1a665543654d9c6a8f1e1b7fb4bfda70f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0204505",
    "kind": "arxiv",
    "version": 1
  }
}