Pith Number

pith:Z4MUEOW3

pith:2026:Z4MUEOW3J5B7FXWBZVDPHBUPUM

not attested not anchored not stored refs pending

Invisible Walls: Privacy-Preserving ISAC Empowered by Reconfigurable Intelligent Surfaces

(2) Nanjing University), Jun Luo (1) ((1) Nanyang Technological University, Lei Xie (2), Long Fan (2), Yinghui He (1)

arxiv:2601.04488 v3 · 2026-01-08 · 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{Z4MUEOW3J5B7FXWBZVDPHBUPUM}

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	2026-08-04T01:52:08.253422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf19423adb4f43f2dec1cd46f3868fa315e1b6f3e9416f5a7201dfd1b7b3fcbf

Aliases

arxiv: 2601.04488 · arxiv_version: 2601.04488v3 · doi: 10.48550/arxiv.2601.04488 · pith_short_12: Z4MUEOW3J5B7 · pith_short_16: Z4MUEOW3J5B7FXWB · pith_short_8: Z4MUEOW3

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/Z4MUEOW3J5B7FXWBZVDPHBUPUM \
  | 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: cf19423adb4f43f2dec1cd46f3868fa315e1b6f3e9416f5a7201dfd1b7b3fcbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa64cb003b7371813486a2601d2f338931cfcf4f36887499cb1d737813ab86a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2026-01-08T01:47:51Z",
    "title_canon_sha256": "5edaee49a88b0be528f0dc3a952159d204c1ec387d9fb31ff3a67a1230c80bb9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.04488",
    "kind": "arxiv",
    "version": 3
  }
}