Pith Number

pith:QCJI2ZUA

pith:2011:QCJI2ZUAGN62WLOIM4A3AG43AZ

not attested not anchored not stored refs pending

Revisiting the radio interferometer measurement equation. IV. A generalized tensor formalism

Oleg M. Smirnov

arxiv:1106.0579 v1 · 2011-06-03 · 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{QCJI2ZUAGN62WLOIM4A3AG43AZ}

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	2026-05-18T04:18:52.847484Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80928d6680337dab2dc86701b01b9b0650e37d55ac9d080b2375f329cba1f298

Aliases

arxiv: 1106.0579 · arxiv_version: 1106.0579v1 · doi: 10.48550/arxiv.1106.0579 · pith_short_12: QCJI2ZUAGN62 · pith_short_16: QCJI2ZUAGN62WLOI · pith_short_8: QCJI2ZUA

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/QCJI2ZUAGN62WLOIM4A3AG43AZ \
  | 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: 80928d6680337dab2dc86701b01b9b0650e37d55ac9d080b2375f329cba1f298

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d1ea525707259db7a0c2d9655084a5f97e948896ae17b82587d378a51d9d0e5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-06-03T07:55:52Z",
    "title_canon_sha256": "981f934ce60bbcc76d0f38f4ee788f8de458d3bde1d8338fac13fa1607b1bc04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.0579",
    "kind": "arxiv",
    "version": 1
  }
}