Pith Number

pith:OOHG72UV

pith:2025:OOHG72UVIQJMGBXD4E4BV2MZVD

not attested not anchored not stored refs pending

Closed-Form Expressions for I/O Relation in Zak-OTFS with Different Delay-Doppler Filters

Ananthanarayanan Chockalingam, Arpan Das, Fathima Jesbin

arxiv:2504.18887 v1 · 2025-04-26 · 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{OOHG72UVIQJMGBXD4E4BV2MZVD}

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	2026-07-05T10:54:23.107244Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

738e6fea954412c306e3e1381ae999a8c0ee53731a999fffb536a57aa88e7f60

Aliases

arxiv: 2504.18887 · arxiv_version: 2504.18887v1 · doi: 10.48550/arxiv.2504.18887 · pith_short_12: OOHG72UVIQJM · pith_short_16: OOHG72UVIQJMGBXD · pith_short_8: OOHG72UV

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/OOHG72UVIQJMGBXD4E4BV2MZVD \
  | 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: 738e6fea954412c306e3e1381ae999a8c0ee53731a999fffb536a57aa88e7f60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8eeb926a4b884d209534bb3bf0c4b0d3df30abe17274234e1aa9f483c8448c50",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2025-04-26T10:28:39Z",
    "title_canon_sha256": "b9762118894eb662d2a46bf879fd7734e593717803ae660a67b32d1c82560497"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.18887",
    "kind": "arxiv",
    "version": 1
  }
}