Pith Number

pith:RDFTWPWS

pith:2022:RDFTWPWSIZH7UI3C3YSFZGNHOR

not attested not anchored not stored refs pending

WHITE PAPER: Protecting GNSS Against Intentional Interference

Ahmed Al-Tahmeesschi, Arul Elango, Laura Ruotsalainen, Mikko Saukkoriipi, Titti Malmivirta

arxiv:2208.11555 v1 · 2022-08-24 · 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{RDFTWPWSIZH7UI3C3YSFZGNHOR}

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	2026-07-05T04:51:16.368209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88cb3b3ed2464ffa2362de245c99a7746ccd3ca78dea54fd3d294cd037c27378

Aliases

arxiv: 2208.11555 · arxiv_version: 2208.11555v1 · doi: 10.48550/arxiv.2208.11555 · pith_short_12: RDFTWPWSIZH7 · pith_short_16: RDFTWPWSIZH7UI3C · pith_short_8: RDFTWPWS

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/RDFTWPWSIZH7UI3C3YSFZGNHOR \
  | 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: 88cb3b3ed2464ffa2362de245c99a7746ccd3ca78dea54fd3d294cd037c27378

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f140d5813f831ff42d18d6ca3a4fef27177ddf53de5e9bc56a138ebc119f153",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2022-08-24T13:57:06Z",
    "title_canon_sha256": "ad8ab9a3fd864beb416e5b84ee3a8d7f6792ff5a4df275903de98e4b479acd47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.11555",
    "kind": "arxiv",
    "version": 1
  }
}