Pith Number

pith:IMHQ44XI

pith:2017:IMHQ44XI4CGS574PL7PR5SWKWI

not attested not anchored not stored refs pending

The ALMA Phasing System: A Beamforming Capability for Ultra-High-Resolution Science at (Sub)Millimeter Wavelengths

A. Baudry, A. Hirota, A. L. Roy, A. Saez, B. Lopez, B. Shillue, C. A. Ruszczyk, C. M. V. Impellizzeri, D. A. Barkats, D. Brogiere, G. B. Crew, H. Messias, H. Nishioka, H. Rottmann, I. Marti-Vidal, J. Greenberg, J. M. Anderson, J. Perez, K. Akiyama, L. D. Matthews, M. H. Hecht, M. Honma, M. Inoue, M. Mora-Klein, N. M. Nagar, N. Phillips, N. Pradel, P. T. P. Ho, R. Amestica, R. Escoffier, R. Hiriart, R. Lacasse, R. Treacy, S. S. Doeleman, S. Suzuki, T. Oyama, V. L. Fish, V. Pankratius, W. Alef, Y. Kohno, Z. Meyer-Zhao

arxiv:1711.06770 v1 · 2017-11-17 · 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{IMHQ44XI4CGS574PL7PR5SWKWI}

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.

Receipt and verification

First computed	2026-05-18T00:27:17.819489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

430f0e72e8e08d2eff8f5fdf1ecacab23cdad57ae8d650de3924700e4e301f0e

Aliases

arxiv: 1711.06770 · arxiv_version: 1711.06770v1 · doi: 10.48550/arxiv.1711.06770 · pith_short_12: IMHQ44XI4CGS · pith_short_16: IMHQ44XI4CGS574P · pith_short_8: IMHQ44XI

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/IMHQ44XI4CGS574PL7PR5SWKWI \
  | 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: 430f0e72e8e08d2eff8f5fdf1ecacab23cdad57ae8d650de3924700e4e301f0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92a15653a99550aa1672533741bdffbd4c2e0137c00af9ffe67d6096d616edc8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-11-17T23:18:42Z",
    "title_canon_sha256": "249ef2bec7dd58bac09a9ecb07309492f292d0e0609355984a217866cfbfb8cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.06770",
    "kind": "arxiv",
    "version": 1
  }
}