Pith Number

pith:75YGPUL4

pith:2012:75YGPUL423FFNNKAHVHTCXDGZB

not attested not anchored not stored refs pending

New class I methanol masers

A. J. Walsh, A. M. Sobolev, J. A. Green, J. L. Caswell, M. A. Voronkov, S. L. Breen, S. P. Ellingsen, T. R. Britton

arxiv:1203.5492 v1 · 2012-03-25 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{75YGPUL423FFNNKAHVHTCXDGZB}

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	2026-05-18T01:58:02.121538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff7067d17cd6ca56b5403d4f315c66c85904760b093b94f13098ef01b8fd1069

Aliases

arxiv: 1203.5492 · arxiv_version: 1203.5492v1 · doi: 10.48550/arxiv.1203.5492 · pith_short_12: 75YGPUL423FF · pith_short_16: 75YGPUL423FFNNKA · pith_short_8: 75YGPUL4

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/75YGPUL423FFNNKAHVHTCXDGZB \
  | 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: ff7067d17cd6ca56b5403d4f315c66c85904760b093b94f13098ef01b8fd1069

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42b4b97be40ac9f944f3bbce19c93844fbdfafb6125b2f3bc9a8085df6c869e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-03-25T13:18:47Z",
    "title_canon_sha256": "4d4f3fb1e563dc77364a76315ec2e2a24385a8a33dbd5af1be06a150b954d7f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.5492",
    "kind": "arxiv",
    "version": 1
  }
}