Pith Number

pith:5Q43ZASE

pith:1997:5Q43ZASEDCEM2QBKINBXDROKHC

not attested not anchored not stored refs pending

Cosmologically distant OH megamasers: A test of the galaxy merging rate at Z approximately 2 and a contaminant of blind HI surveys in the 21cm line

F.H. Briggs

arxiv:astro-ph/9710143 v2 · 1997-10-14 · 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{5Q43ZASEDCEM2QBKINBXDROKHC}

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.

Cited by

1 paper in Pith

Testing OH Megamaser Identification Methods in HI Surveys: Updated Source-Flagging Algorithms and New Detections in ALFALFA

Receipt and verification

First computed	2026-07-04T14:15:18.982619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec39bc82441888cd402a434371c5ca3885be17dfbd75d564d259ff0e3e5f975b

Aliases

arxiv: astro-ph/9710143 · arxiv_version: astro-ph/9710143v2 · doi: 10.48550/arxiv.astro-ph/9710143 · pith_short_12: 5Q43ZASEDCEM · pith_short_16: 5Q43ZASEDCEM2QBK · pith_short_8: 5Q43ZASE

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/5Q43ZASEDCEM2QBKINBXDROKHC \
  | 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: ec39bc82441888cd402a434371c5ca3885be17dfbd75d564d259ff0e3e5f975b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e172b0f1eb6a076f0a8d116e63ccc8dd9f590a2e9036d7aef30411fc2248e7c5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-10-14T16:04:04Z",
    "title_canon_sha256": "2b7499cb76aca172826769cb2a5bc1360799de627245fabaf064792ca59dbc76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9710143",
    "kind": "arxiv",
    "version": 2
  }
}