Pith Number

pith:GTCBD4R7

pith:2001:GTCBD4R7KMYJ4ZHEDFZOQP6OGD

not attested not anchored not stored refs pending

Multi-transition study and new detections of class II methanol masers

(2) Ural State University, (3) University of Tasmania, (4) Australia Telescope National Facility), A.M. Sobolev (2), D.M. Cragg (1), J.L. Caswell (4), P.D. Godfrey (1), R.G. Dodson (3) ((1) Monash University, S.P. Ellingsen (3), S.V. Salii (2)

arxiv:astro-ph/0101311 v1 · 2001-01-17 · 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{GTCBD4R7KMYJ4ZHEDFZOQP6OGD}

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	2026-05-18T01:40:45.017502Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34c411f23f53309e64e41972e83fce30f880b2216790ffe0e4d271a925de2821

Aliases

arxiv: astro-ph/0101311 · arxiv_version: astro-ph/0101311v1 · doi: 10.48550/arxiv.astro-ph/0101311 · pith_short_12: GTCBD4R7KMYJ · pith_short_16: GTCBD4R7KMYJ4ZHE · pith_short_8: GTCBD4R7

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/GTCBD4R7KMYJ4ZHEDFZOQP6OGD \
  | 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: 34c411f23f53309e64e41972e83fce30f880b2216790ffe0e4d271a925de2821

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66d19ba9107d7a70a7c89fc9345aea55319ae2505bf9616939651f5de4b55524",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-01-17T23:35:26Z",
    "title_canon_sha256": "6feb1c72955d6b89f8b727d061dd05a3f4df742302739b812263a1092d2b8ac6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0101311",
    "kind": "arxiv",
    "version": 1
  }
}