Pith Number

pith:LTFGEGFN

pith:2019:LTFGEGFNAX23CMVJNEDWAKXDMS

not attested not anchored not stored refs pending

Nulling at short wavelengths: theoretical performance constraints and a demonstration of faint companion detection inside the diffraction limit with a rotating-baseline interferometer

Bertrand Mennesson, Eugene Serabyn, Jonas K\"uhn, Kurt Liewer, Stefan Martin

arxiv:1908.05977 v1 · 2019-08-16 · 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{LTFGEGFNAX23CMVJNEDWAKXDMS}

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	2026-07-05T00:06:53.821117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5cca6218ad05f5b132a96907602ae364b5958ac67f411e67c85421b12bae8f4f

Aliases

arxiv: 1908.05977 · arxiv_version: 1908.05977v1 · doi: 10.48550/arxiv.1908.05977 · pith_short_12: LTFGEGFNAX23 · pith_short_16: LTFGEGFNAX23CMVJ · pith_short_8: LTFGEGFN

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/LTFGEGFNAX23CMVJNEDWAKXDMS \
  | 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: 5cca6218ad05f5b132a96907602ae364b5958ac67f411e67c85421b12bae8f4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59a302d791d94c1c324b1f3ae758407c6686ea2e9f5280169e4da6343dab31a5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-08-16T14:02:11Z",
    "title_canon_sha256": "46631b9ea492abfb1ae5a5304a529ec872ffe0a44fff2d297eba207935ac86f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.05977",
    "kind": "arxiv",
    "version": 1
  }
}