Pith Number

pith:43I6TKRT

pith:2017:43I6TKRTLHWFFX7WTEGYAZHS5E

not attested not anchored not stored refs pending

Structural Properties of Uncoded Placement Optimization for Coded Delivery

Giuseppe Caire, Hui Liu, Sian Jin, Ying Cui

arxiv:1707.07146 v1 · 2017-07-22 · 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{43I6TKRTLHWFFX7WTEGYAZHS5E}

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	2026-05-18T00:39:45.243710Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6d1e9aa3359ec52dff6990d8064f2e9109f817a1f26586d56c7e3f005c9a536

Aliases

arxiv: 1707.07146 · arxiv_version: 1707.07146v1 · doi: 10.48550/arxiv.1707.07146 · pith_short_12: 43I6TKRTLHWF · pith_short_16: 43I6TKRTLHWFFX7W · pith_short_8: 43I6TKRT

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/43I6TKRTLHWFFX7WTEGYAZHS5E \
  | 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: e6d1e9aa3359ec52dff6990d8064f2e9109f817a1f26586d56c7e3f005c9a536

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65c76785733f4f80f1d5d52619d9e5ec85718dc43304a891194e7327474af5bc",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-07-22T11:59:15Z",
    "title_canon_sha256": "8372c43ce28b61c13fff33556b26c149aeb2f79ae31f5b2d6a9d82acbaf943e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.07146",
    "kind": "arxiv",
    "version": 1
  }
}