Pith Number

pith:VUGXOSH5

pith:2020:VUGXOSH5RTMGULZ3OIWAJGFNSE

not attested not anchored not stored refs pending

13.16 Tbit/s Free-space Optical Transmission over 10.45 km for Geostationary Satellite Feeder-links

Annika Dochhan, Helawae Friew Kelemu, Janis Surof, Juraj Poliak, Mathias Richerzhagen, Ramon Mata Calvo

arxiv:2006.05349 v1 · 2020-06-08 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VUGXOSH5RTMGULZ3OIWAJGFNSE}

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	2026-07-05T01:09:13.010415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad0d7748fd8cd86a2f3b722c0498ad910376d25c392c0bf171b7da995654071e

Aliases

arxiv: 2006.05349 · arxiv_version: 2006.05349v1 · doi: 10.48550/arxiv.2006.05349 · pith_short_12: VUGXOSH5RTMG · pith_short_16: VUGXOSH5RTMGULZ3 · pith_short_8: VUGXOSH5

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/VUGXOSH5RTMGULZ3OIWAJGFNSE \
  | 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: ad0d7748fd8cd86a2f3b722c0498ad910376d25c392c0bf171b7da995654071e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b829e3e403dcd0a73d3e952faca4e3fd9a410696136f8e4bce52b9cddee70cb2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2020-06-08T08:41:09Z",
    "title_canon_sha256": "ed4b157183090daceacc57d64771f86754dfefa0acbf74e53191f5c131bbd53d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.05349",
    "kind": "arxiv",
    "version": 1
  }
}