Pith Number

pith:AYLYMX3T

pith:2018:AYLYMX3T2RZEM5KTBCTXRR42OG

not attested not anchored not stored refs pending

Molecular line emission in NGC 4945, imaged with ALMA

A.A. Malawi, C. Henkel, C.M.V. Impellizzeri, F. Alkhuja, F. Alves, F. Combes, F. Costagliola, F. Kamali, G. Bendo, G. Fuller, G.I.G. Jozsa, H. Ismail, H.M. Asiri, J. Greene, J. Mangum, J. Ott, J.S. Zhang, K. Tristram, L.K. Hunt, M. Wang, P. van der Werf, R. Aladro, R. Mauersberger, R.S. Klessen, S. Aalto, S. Garcia-Burillo, S. Martin, S. Muehle, S. Muller, S. Viti, W.A. Baan, X.D. Tang, Y. Ao, Y. Gong

arxiv:1802.09852 v1 · 2018-02-27 · 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{AYLYMX3T2RZEM5KTBCTXRR42OG}

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	2026-05-18T00:08:43.201649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0617865f73d47246755308a778c79a71bc43e1f1d5de873d2ae57a244d07e6df

Aliases

arxiv: 1802.09852 · arxiv_version: 1802.09852v1 · doi: 10.48550/arxiv.1802.09852 · pith_short_12: AYLYMX3T2RZE · pith_short_16: AYLYMX3T2RZEM5KT · pith_short_8: AYLYMX3T

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/AYLYMX3T2RZEM5KTBCTXRR42OG \
  | 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: 0617865f73d47246755308a778c79a71bc43e1f1d5de873d2ae57a244d07e6df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b202f5a501a5406ebb3acfd91be9c67823dad0a4e73358d124966f88189f2eed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-02-27T12:34:44Z",
    "title_canon_sha256": "fcd9e534cdfdf0fa41da4b1e0e608514de25258bab0f63899fa47bee0e437184"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.09852",
    "kind": "arxiv",
    "version": 1
  }
}