Pith Number

pith:QFM3TTDX

pith:2017:QFM3TTDXW4JI4AG6BNJW5ZC7LU

not attested not anchored not stored refs pending

High power orbital-angular-momentum beam generation system based on coherent beam array combination technique

Dong Zhi, Lei Si, Pu Zhou, Rumao Tao, Xiaolin Wang, Yanxing Ma, Zejin Liu

arxiv:1711.01456 v1 · 2017-11-04 · physics.optics · physics.class-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QFM3TTDXW4JI4AG6BNJW5ZC7LU}

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	2026-05-18T00:31:17.774072Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8159b9cc77b7128e00de0b536ee45f5d03f99872e12aabbe24c1c99b06bc7921

Aliases

arxiv: 1711.01456 · arxiv_version: 1711.01456v1 · doi: 10.48550/arxiv.1711.01456 · pith_short_12: QFM3TTDXW4JI · pith_short_16: QFM3TTDXW4JI4AG6 · pith_short_8: QFM3TTDX

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/QFM3TTDXW4JI4AG6BNJW5ZC7LU \
  | 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: 8159b9cc77b7128e00de0b536ee45f5d03f99872e12aabbe24c1c99b06bc7921

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed9b12b7ce6bc72742fdbe3fdb9b5805792a498d22addcf437e16fc94a56552a",
    "cross_cats_sorted": [
      "physics.class-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2017-11-04T15:54:13Z",
    "title_canon_sha256": "4bf87693844a4314a1ae4ea88e9928a0a0aa73a1e6db3ad75cf5bc8db32727c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.01456",
    "kind": "arxiv",
    "version": 1
  }
}