Pith Number

pith:P3JG4CHD

pith:2017:P3JG4CHDHZ3T7YRPDEMRVAQIBG

not attested not anchored not stored refs pending

On the Placement Delivery Array Design for Coded Caching Scheme in D2D Networks

Jinyu Wang, Minquan Cheng, Qifa Yan, Xiaohu Tang

arxiv:1712.06212 v1 · 2017-12-18 · 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{P3JG4CHDHZ3T7YRPDEMRVAQIBG}

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	2026-05-18T00:27:50.854073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ed26e08e33e773fe22f19191a82080989b44fe1b6f7e488239d569f2078bd1c

Aliases

arxiv: 1712.06212 · arxiv_version: 1712.06212v1 · doi: 10.48550/arxiv.1712.06212 · pith_short_12: P3JG4CHDHZ3T · pith_short_16: P3JG4CHDHZ3T7YRP · pith_short_8: P3JG4CHD

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/P3JG4CHDHZ3T7YRPDEMRVAQIBG \
  | 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: 7ed26e08e33e773fe22f19191a82080989b44fe1b6f7e488239d569f2078bd1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff2c44a146fb9984c573cf15446722aaa317e5912fe574b7dcfa11350a1927c2",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-12-18T00:29:52Z",
    "title_canon_sha256": "04cc8610eb74058613ea0c6602527bf1ed44c91daf40361fe415623f845545bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.06212",
    "kind": "arxiv",
    "version": 1
  }
}