Pith Number

pith:XX22MEEY

pith:2026:XX22MEEYPAJZA2XVNT7SLILPZT

not attested not anchored not stored refs pending

Multiuser Zak-OTFS on the Uplink with Superimposed Spread-Pilots

Ananthanarayanan Chockalingam, Sai Pradeep Muppaneni

arxiv:2607.08247 v1 · 2026-07-09 · cs.IT · eess.SP · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XX22MEEYPAJZA2XVNT7SLILPZT}

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	2026-07-10T01:19:30.629551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdf5a610987813906af56cff25a16fcceb34038931507837ad3c4d3b88b63bbe

Aliases

arxiv: 2607.08247 · arxiv_version: 2607.08247v1 · doi: 10.48550/arxiv.2607.08247 · pith_short_12: XX22MEEYPAJZ · pith_short_16: XX22MEEYPAJZA2XV · pith_short_8: XX22MEEY

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/XX22MEEYPAJZA2XVNT7SLILPZT \
  | 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: bdf5a610987813906af56cff25a16fcceb34038931507837ad3c4d3b88b63bbe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "026c774cd53fe6a2513a5df65c21e79e493998d5b28fbaf6820bb8365bf1b986",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2026-07-09T08:48:59Z",
    "title_canon_sha256": "a689d3bcda9ce7e514c1262da7e8314dea64a4ea0e553969040b7b6af2fa606a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.08247",
    "kind": "arxiv",
    "version": 1
  }
}