Pith Number

pith:DWDQG2IS

pith:2019:DWDQG2ISQRG2VKS2D2VXOC3I6D

not attested not anchored not stored refs pending

Optimal Caching Designs for Perfect, Imperfect and Unknown File Popularity Distributions in Large-Scale Multi-Tier Wireless Networks

Chencheng Ye, Rui Wang, Yang Yang, Ying Cui

arxiv:1904.06029 v1 · 2019-04-12 · 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{DWDQG2ISQRG2VKS2D2VXOC3I6D}

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	2026-05-17T23:48:44.451362Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d87036912844daaaa5a1eab770b68f0c45779e1bbc4f92e5ecf3acf554461af

Aliases

arxiv: 1904.06029 · arxiv_version: 1904.06029v1 · doi: 10.48550/arxiv.1904.06029 · pith_short_12: DWDQG2ISQRG2 · pith_short_16: DWDQG2ISQRG2VKS2 · pith_short_8: DWDQG2IS

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/DWDQG2ISQRG2VKS2D2VXOC3I6D \
  | 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: 1d87036912844daaaa5a1eab770b68f0c45779e1bbc4f92e5ecf3acf554461af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19afdaaffc7ffa17fd180ba0120a78f819bca6a3af2f472c67fd9c5d19466da0",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-04-12T04:40:06Z",
    "title_canon_sha256": "2e779a62eb02785acd53c7dae56ae71438c13f4e8fc23947d438810f31cd8d48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.06029",
    "kind": "arxiv",
    "version": 1
  }
}