Pith Number

pith:OYIMNWLN

pith:2022:OYIMNWLNMNWSMJAVSDOMVJZVJW

not attested not anchored not stored refs pending

Design and Optimization of Gregorian-based Reflector Systems for THz Imaging System Optics

Mehdi Ahmadi-Boroujeni, Mohammad Ghamsari, Saeed Babanejad

arxiv:2202.06489 v1 · 2022-02-14 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OYIMNWLNMNWSMJAVSDOMVJZVJW}

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	2026-07-05T03:56:39.055474Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7610c6d96d636d26241590dccaa7354daa185bffe48af24c541a739fad4fdcb0

Aliases

arxiv: 2202.06489 · arxiv_version: 2202.06489v1 · doi: 10.48550/arxiv.2202.06489 · pith_short_12: OYIMNWLNMNWS · pith_short_16: OYIMNWLNMNWSMJAV · pith_short_8: OYIMNWLN

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/OYIMNWLNMNWSMJAVSDOMVJZVJW \
  | 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: 7610c6d96d636d26241590dccaa7354daa185bffe48af24c541a739fad4fdcb0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e1e4aa6dae72e9f1571cccddff106002c3ade9fb71459f715bf2d95c992024a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2022-02-14T05:43:50Z",
    "title_canon_sha256": "ac86cfa9c1def30a0705acb89019be18eb9866f8bf17a2d63fcca525eaf6717e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.06489",
    "kind": "arxiv",
    "version": 1
  }
}