Pith Number

pith:RMFEPFB3

pith:2000:RMFEPFB3GRC2AWTDS5W5HUUT42

not attested not anchored not stored refs pending

A Search for OH Megamasers at z > 0.1. I. Preliminary Results

Jeremy Darling, Riccardo Giovanelli

arxiv:astro-ph/0005046 v1 · 2000-05-02 · 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{RMFEPFB3GRC2AWTDS5W5HUUT42}

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	2026-07-04T16:16:23.073959Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b0a47943b3445a05a63976dd3d293e683df7da79719b40dd50054ccbd3ef25e

Aliases

arxiv: astro-ph/0005046 · arxiv_version: astro-ph/0005046v1 · doi: 10.48550/arxiv.astro-ph/0005046 · pith_short_12: RMFEPFB3GRC2 · pith_short_16: RMFEPFB3GRC2AWTD · pith_short_8: RMFEPFB3

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/RMFEPFB3GRC2AWTDS5W5HUUT42 \
  | 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: 8b0a47943b3445a05a63976dd3d293e683df7da79719b40dd50054ccbd3ef25e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7ce2145b8851527a38b0fd914891658ba7d207ce4f7f4f105d3c7408cc46adf",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-05-02T20:26:03Z",
    "title_canon_sha256": "41bffc50a0ee72ae6df347b1e07ae151297a518f5f6cd2b3748ae35b3a1ffd24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0005046",
    "kind": "arxiv",
    "version": 1
  }
}