Pith Number

pith:MH6LCT3U

pith:2005:MH6LCT3UXOWDNCZ7DSJYWIPIQS

not attested not anchored not stored refs pending

The OH 1612 MHz maser pump rates of stellar, interstellar and post-AGB OH masers

J.H. He

arxiv:astro-ph/0502400 v1 · 2005-02-21 · 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{MH6LCT3UXOWDNCZ7DSJYWIPIQS}

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	2026-07-04T14:14:05.517963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61fcb14f74bbac368b3f1c938b21e8849db3b12f7c2067ed1d0d44aed4a57df2

Aliases

arxiv: astro-ph/0502400 · arxiv_version: astro-ph/0502400v1 · doi: 10.48550/arxiv.astro-ph/0502400 · pith_short_12: MH6LCT3UXOWD · pith_short_16: MH6LCT3UXOWDNCZ7 · pith_short_8: MH6LCT3U

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/MH6LCT3UXOWDNCZ7DSJYWIPIQS \
  | 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: 61fcb14f74bbac368b3f1c938b21e8849db3b12f7c2067ed1d0d44aed4a57df2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9523eaf382b3795bc632d21904f6ebe818575a242f7ed9101f25c47419258707",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-02-21T03:40:43Z",
    "title_canon_sha256": "3fb4bc79d9b48f150d0ff98f2789b00cacee08f185107f9bd6c5fad593fa0e4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0502400",
    "kind": "arxiv",
    "version": 1
  }
}