Pith Number

pith:JUXF6QDB

pith:2011:JUXF6QDBXNO2AAVDKBUWRXSGU5

not attested not anchored not stored refs pending

Revisiting the radio interferometer measurement equation. II. Calibration and direction-dependent effects

Oleg M. Smirnov

arxiv:1101.1765 v3 · 2011-01-10 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JUXF6QDBXNO2AAVDKBUWRXSGU5}

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.

Cited by

1 paper in Pith

Generalised Entanglement Entropies from Unit-Invariant Singular Value Decomposition

Receipt and verification

First computed	2026-05-18T04:30:03.646007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d2e5f4061bb5da002a3506968de46a74c9741351ea5de860a366abf4d078637

Aliases

arxiv: 1101.1765 · arxiv_version: 1101.1765v3 · doi: 10.48550/arxiv.1101.1765 · pith_short_12: JUXF6QDBXNO2 · pith_short_16: JUXF6QDBXNO2AAVD · pith_short_8: JUXF6QDB

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/JUXF6QDBXNO2AAVDKBUWRXSGU5 \
  | 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: 4d2e5f4061bb5da002a3506968de46a74c9741351ea5de860a366abf4d078637

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08f5e8b9bc5fe04cad23db2f015808382358ef717d1fddec180abf306a951bc0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-01-10T10:56:40Z",
    "title_canon_sha256": "c61e61654e86ce45c7b96d80ab9e766955844a240c63d964cf032629d5788dab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.1765",
    "kind": "arxiv",
    "version": 3
  }
}