Pith Number

pith:PT7MLTJ4

pith:2025:PT7MLTJ433GX5KDZH33BBRPYCN

not attested not anchored not stored refs pending

RIS Codebook Index Assignment under Imperfect Control Links Using TSP-Inspired Optimization

Kunlun Wang, Liangshun Wu, Qingqing Wu, Wen Chen, Xudong Bai

arxiv:2507.18727 v1 · 2025-07-24 · 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{PT7MLTJ433GX5KDZH33BBRPYCN}

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	2026-07-05T11:43:15.200283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cfec5cd3cdecd7ea8793ef610c5f81367a0c2d36ce680dc501de493a5b7b0ec

Aliases

arxiv: 2507.18727 · arxiv_version: 2507.18727v1 · doi: 10.48550/arxiv.2507.18727 · pith_short_12: PT7MLTJ433GX · pith_short_16: PT7MLTJ433GX5KDZ · pith_short_8: PT7MLTJ4

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/PT7MLTJ433GX5KDZH33BBRPYCN \
  | 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: 7cfec5cd3cdecd7ea8793ef610c5f81367a0c2d36ce680dc501de493a5b7b0ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b8879635c98ea0f6e3ec06368d25e96e9e6cebef3b3de91d4e11a6cbb2c592f",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2025-07-24T18:19:56Z",
    "title_canon_sha256": "d0829f324078ecc5cfdcd96b1948434aef764ddd271246a14f588a70484de62d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.18727",
    "kind": "arxiv",
    "version": 1
  }
}