Pith Number

pith:W24R4D7K

pith:2026:W24R4D7KYSA5OMA5XWJRWA4XWS

not attested not anchored not stored refs pending

Efficient Optimal Image Reconstruction for the Nancy Grace Roman Space Telescope and Beyond: I. First Results with {\sc Effortless}

Kaili Cao

arxiv:2607.06674 v1 · 2026-07-07 · 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{W24R4D7KYSA5OMA5XWJRWA4XWS}

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	2026-07-09T00:19:22.800487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6b91e0feac481d7301dbd931b0397b481693eb6fcf7e5481b53fdc25fce0130

Aliases

arxiv: 2607.06674 · arxiv_version: 2607.06674v1 · doi: 10.48550/arxiv.2607.06674 · pith_short_12: W24R4D7KYSA5 · pith_short_16: W24R4D7KYSA5OMA5 · pith_short_8: W24R4D7K

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/W24R4D7KYSA5OMA5XWJRWA4XWS \
  | 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: b6b91e0feac481d7301dbd931b0397b481693eb6fcf7e5481b53fdc25fce0130

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5d7569013b553f5be3e02f079b9501ebbcca7f3c4bdf753da2036e569c34cf3",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2026-07-07T18:00:16Z",
    "title_canon_sha256": "7ee88790d86f45708812aa4ea1218a3d2ea781bf2bf8bc46eaa6922f1abffdeb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.06674",
    "kind": "arxiv",
    "version": 1
  }
}