Pith Number

pith:2QI5WV6V

pith:2023:2QI5WV6VQ3PM3XVPC2U7O3M4PK

not attested not anchored not stored refs pending

Hybrid propagation physics for the design and modeling of astronomical observatories: a coronagraphic example

A.J.E. Riggs, Daewook Kim, Ewan S. Douglas, Jaren N. Ashcraft

arxiv:2310.20026 v1 · 2023-10-30 · 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{2QI5WV6VQ3PM3XVPC2U7O3M4PK}

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	2026-07-05T07:07:22.778051Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d411db57d586decddeaf16a9f76d9c7a93e88461b1a92adaf20356fba25a3890

Aliases

arxiv: 2310.20026 · arxiv_version: 2310.20026v1 · doi: 10.48550/arxiv.2310.20026 · pith_short_12: 2QI5WV6VQ3PM · pith_short_16: 2QI5WV6VQ3PM3XVP · pith_short_8: 2QI5WV6V

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/2QI5WV6VQ3PM3XVPC2U7O3M4PK \
  | 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: d411db57d586decddeaf16a9f76d9c7a93e88461b1a92adaf20356fba25a3890

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72c96b9348599d255881586af59314d1fc760948f1b14a799161857fdde901ba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2023-10-30T21:22:15Z",
    "title_canon_sha256": "5000819d0b1437e5bb46c6d57733316964deaaf0c3e2152163501e5a6fd2a455"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.20026",
    "kind": "arxiv",
    "version": 1
  }
}