Pith Number

pith:YJXBGND3

pith:2026:YJXBGND3DWWZFXOLNCPRKBLVJB

not attested not anchored not stored refs pending

Quantum-optimal coronagraphy with spatial mode sorting for direct exoplanet observations

Jonathan Lin, Sebastiaan Haffert, Yinzi Xin, Yoo Jung Kim

arxiv:2607.02065 v1 · 2026-07-02 · astro-ph.IM · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YJXBGND3DWWZFXOLNCPRKBLVJB}

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	2026-07-03T01:17:38.789988Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c26e13347b1dad92ddcb689f150575484e03ab67c798a4599c69c637d33dc5c1

Aliases

arxiv: 2607.02065 · arxiv_version: 2607.02065v1 · doi: 10.48550/arxiv.2607.02065 · pith_short_12: YJXBGND3DWWZ · pith_short_16: YJXBGND3DWWZFXOL · pith_short_8: YJXBGND3

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/YJXBGND3DWWZFXOLNCPRKBLVJB \
  | 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: c26e13347b1dad92ddcb689f150575484e03ab67c798a4599c69c637d33dc5c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd53fa1228486da70e60095624950c76b22fb13974ac7a3e8d14d1953facb6d5",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2026-07-02T11:58:59Z",
    "title_canon_sha256": "ac46a03affebdf57ef85f9f311d3e30825e80952bda8917cc4ad94a4a4498226"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.02065",
    "kind": "arxiv",
    "version": 1
  }
}