Pith Number

pith:3ANQWYM4

pith:2018:3ANQWYM4ZQ3M2N7UTC62MZKKFI

not attested not anchored not stored refs pending

High-Precision Scanning Water Vapor Radiometers for Cosmic Microwave Background Site Characterization and Comparison

A. G. Vieregg, C. D. Sheehy, D. Barkats, J. M. Kovac, N. A. Larsen, R. Bowens-Rubin, R. Hills, S. Paine, T. Culp, W. H. Clay

arxiv:1808.01349 v1 · 2018-08-03 · astro-ph.IM · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3ANQWYM4ZQ3M2N7UTC62MZKKFI}

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	2026-05-18T00:08:53.288241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d81b0b619ccc36cd37f498bda6654a2a12db80021637fbeddc3d34427fab37a3

Aliases

arxiv: 1808.01349 · arxiv_version: 1808.01349v1 · doi: 10.48550/arxiv.1808.01349 · pith_short_12: 3ANQWYM4ZQ3M · pith_short_16: 3ANQWYM4ZQ3M2N7U · pith_short_8: 3ANQWYM4

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/3ANQWYM4ZQ3M2N7UTC62MZKKFI \
  | 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: d81b0b619ccc36cd37f498bda6654a2a12db80021637fbeddc3d34427fab37a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4bd228fff24e80571cff868c628baf2de0206b2b2e4aefd36c115aaf8e14ea22",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-08-03T20:40:59Z",
    "title_canon_sha256": "90e3875cc9fddc48e4bebc07091a3692c15c5e5209fa21794564049752860b6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.01349",
    "kind": "arxiv",
    "version": 1
  }
}