Pith Number

pith:BLUEXZ3D

pith:2019:BLUEXZ3DORX2Y3URTQAWYCF2IP

not attested not anchored not stored refs pending

Multiple Access in the Delay-Doppler Domain using OTFS modulation

A. Chockalingam, G. D. Surabhi, Rose Mary Augustine

arxiv:1902.03415 v1 · 2019-02-09 · cs.IT · 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{BLUEXZ3DORX2Y3URTQAWYCF2IP}

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	2026-05-17T23:54:20.924184Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ae84be763746fac6e919c016c08ba43cce3a054d1ebcf31e955968f3b0ae3cc

Aliases

arxiv: 1902.03415 · arxiv_version: 1902.03415v1 · doi: 10.48550/arxiv.1902.03415 · pith_short_12: BLUEXZ3DORX2 · pith_short_16: BLUEXZ3DORX2Y3UR · pith_short_8: BLUEXZ3D

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/BLUEXZ3DORX2Y3URTQAWYCF2IP \
  | 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: 0ae84be763746fac6e919c016c08ba43cce3a054d1ebcf31e955968f3b0ae3cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f76a09520fe5df8d26c6adb6b2378c388675bbeb55b79be48c8744d2401fdaf7",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-02-09T11:59:39Z",
    "title_canon_sha256": "5b328c258e62a4b74e9b943e62d2af82a629940dd8a27cb75bca85759537078b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.03415",
    "kind": "arxiv",
    "version": 1
  }
}