Pith Number

pith:JF7X3NM5

pith:2023:JF7X3NM5IKWILZ37F674LIVZAW

not attested not anchored not stored refs pending

Laboratory demonstration of the wrapped staircase scalar vortex coronagraph

A.J. Eldorado Riggs, Arielle Bertrou-Cantou, Axel Potier, Dimitri P. Mawet, Eugene Serabyn, Garreth J. Ruane, Jorge D. Llop-Sayson, Niyati Desai

arxiv:2305.05076 v2 · 2023-05-08 · 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{JF7X3NM5IKWILZ37F674LIVZAW}

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	2026-07-05T07:43:52.568456Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

497f7db59d42ac85e77f2fbfc5a2b905aa49afad4aed121d8b47b931311ccfa4

Aliases

arxiv: 2305.05076 · arxiv_version: 2305.05076v2 · doi: 10.48550/arxiv.2305.05076 · pith_short_12: JF7X3NM5IKWI · pith_short_16: JF7X3NM5IKWILZ37 · pith_short_8: JF7X3NM5

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/JF7X3NM5IKWILZ37F674LIVZAW \
  | 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: 497f7db59d42ac85e77f2fbfc5a2b905aa49afad4aed121d8b47b931311ccfa4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90648032ef7defa94a93efa5b8bf8108eb72bbdf9f74ddd463fc2b161a754550",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2023-05-08T22:31:51Z",
    "title_canon_sha256": "db2c0eac989a28f6ca1f378cec12281fe11c5d2cb522b94cf4816c6965e0158d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.05076",
    "kind": "arxiv",
    "version": 2
  }
}