Pith Number

pith:MZ4MTVIR

pith:2019:MZ4MTVIRPQUUTCEJJ2M2WJBH2C

not attested not anchored not stored refs pending

CASA on the fringe: VLBI data processing in the CASA software package

Arpad Szomoru, Des Small, George Moellenbrock, Ilse van Bemmel, Mark Kettenis, Michael Janssen

arxiv:1904.11747 v1 · 2019-04-26 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MZ4MTVIRPQUUTCEJJ2M2WJBH2C}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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

CASA, the Common Astronomy Software Applications for Radio Astronomy

Receipt and verification

First computed	2026-05-17T23:47:41.034613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6678c9d5117c294988894e99ab2427d0841102e7ade0ef577e8400698d1b858d

Aliases

arxiv: 1904.11747 · arxiv_version: 1904.11747v1 · doi: 10.48550/arxiv.1904.11747 · pith_short_12: MZ4MTVIRPQUU · pith_short_16: MZ4MTVIRPQUUTCEJ · pith_short_8: MZ4MTVIR

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/MZ4MTVIRPQUUTCEJJ2M2WJBH2C \
  | 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: 6678c9d5117c294988894e99ab2427d0841102e7ade0ef577e8400698d1b858d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afa8cb54a37b8a12d2e6bf72f6d7487ebe0756c7b0230aacc94268191fb705c6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-04-26T10:09:49Z",
    "title_canon_sha256": "2615f2b2e4a92c0b7a3d77000f5fbf607ac41468b0d1338208a979b26d8ee099"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11747",
    "kind": "arxiv",
    "version": 1
  }
}