Pith Number

pith:LDPCX4EP

pith:2025:LDPCX4EP6GDSWBI22MSI5GQ6E6

not attested not anchored not stored refs pending

Controlled synthesis of THz beams spanning the higher-order Poincar\'e sphere

Valdas Pasiskevicius, Yaqun Liu

arxiv:2509.02706 v2 · 2025-09-02 · 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{LDPCX4EP6GDSWBI22MSI5GQ6E6}

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	2026-05-18T02:44:33.364584Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58de2bf08ff1872b051ad3248e9a1e278f52ecb79a48dffa7fd5497e010c0e1b

Aliases

arxiv: 2509.02706 · arxiv_version: 2509.02706v2 · doi: 10.48550/arxiv.2509.02706 · pith_short_12: LDPCX4EP6GDS · pith_short_16: LDPCX4EP6GDSWBI2 · pith_short_8: LDPCX4EP

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/LDPCX4EP6GDSWBI22MSI5GQ6E6 \
  | 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: 58de2bf08ff1872b051ad3248e9a1e278f52ecb79a48dffa7fd5497e010c0e1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a8eec298ced798656e7d0bbc4b3f3dde29194885342d433451adad0076ed6a4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2025-09-02T18:07:31Z",
    "title_canon_sha256": "19201a39f8f45f76a69ca07f261d7bf1ad7894b82f70fd2bb88732eadac551f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.02706",
    "kind": "arxiv",
    "version": 2
  }
}