Pith Number

pith:2CPPD3L4

pith:2017:2CPPD3L47PIKVGLSXGFBD22XIZ

not attested not anchored not stored refs pending

Coherent frequency bridge between visible and telecommunications band of vortex light

Bao-Sen Shi, Shi-Kai Liu, Shi-Long Liu, Shuai Shi, Yin-Hai Li, Zhi-Yuan Zhou

arxiv:1707.08787 v2 · 2017-07-27 · physics.optics · quant-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{2CPPD3L47PIKVGLSXGFBD22XIZ}

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	2026-05-18T00:34:22.394862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d09ef1ed7cfbd0aa9972b98a11eb57465217f0f2df7c298f6c6cd3634711aba6

Aliases

arxiv: 1707.08787 · arxiv_version: 1707.08787v2 · doi: 10.48550/arxiv.1707.08787 · pith_short_12: 2CPPD3L47PIK · pith_short_16: 2CPPD3L47PIKVGLS · pith_short_8: 2CPPD3L4

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/2CPPD3L47PIKVGLSXGFBD22XIZ \
  | 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: d09ef1ed7cfbd0aa9972b98a11eb57465217f0f2df7c298f6c6cd3634711aba6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0dbc80a0dc896d194f6e7386a6336202862642c78ffe99b3f9a256a45388403",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2017-07-27T09:14:32Z",
    "title_canon_sha256": "16d6ac2cffc4349d032c312bb4b042293da5b4955957baca312ceff1cbad342f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.08787",
    "kind": "arxiv",
    "version": 2
  }
}