Pith Number

pith:ZMGW4B53

pith:2020:ZMGW4B53E27FKR4WW7TRQVVOWX

not attested not anchored not stored refs pending

Lifting Constructions of PDAs for Coded Caching with Linear Subpacketization

Andrew Thangaraj, Pradeep Kiran Sarvepalli, V R Aravind

arxiv:2007.07475 v2 · 2020-07-15 · 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{ZMGW4B53E27FKR4WW7TRQVVOWX}

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.

Cited by

1 paper in Pith

A framework of constructing placement delivery arrays for centralized coded caching

Receipt and verification

First computed	2026-07-05T04:11:23.300864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb0d6e07bb26be554796b7e71856aeb5c41b94600c5333a60058db3549ba511d

Aliases

arxiv: 2007.07475 · arxiv_version: 2007.07475v2 · doi: 10.48550/arxiv.2007.07475 · pith_short_12: ZMGW4B53E27F · pith_short_16: ZMGW4B53E27FKR4W · pith_short_8: ZMGW4B53

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/ZMGW4B53E27FKR4WW7TRQVVOWX \
  | 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: cb0d6e07bb26be554796b7e71856aeb5c41b94600c5333a60058db3549ba511d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b193e2024409e2e39cdd1c0c13888e2427dcdc1eb60828b5ae3fa4ff23744173",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2020-07-15T04:37:37Z",
    "title_canon_sha256": "8ad90c2bd6aadf09e067cd5f5510351542b177390e06c12ab414102efebb1b51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.07475",
    "kind": "arxiv",
    "version": 2
  }
}