Pith Number

pith:AIYHBYW7

pith:2017:AIYHBYW7POROWXW5QQHSAPSM7R

not attested not anchored not stored refs pending

Optimal Repair Layering for Erasure-Coded Data Centers: From Theory to Practice

Dan Feng, Mi Zhang, Pan Zhou, Patrick P. C. Lee, Xiaolu Li, Xiaoyang Zhang, Yuchong Hu

arxiv:1704.03696 v2 · 2017-04-12 · cs.DC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AIYHBYW7POROWXW5QQHSAPSM7R}

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	2026-05-18T00:35:09.166088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

023070e2df7ba2eb5edd840f203e4cfc6fea934dc3a904086b56573192ea8609

Aliases

arxiv: 1704.03696 · arxiv_version: 1704.03696v2 · doi: 10.48550/arxiv.1704.03696 · pith_short_12: AIYHBYW7PORO · pith_short_16: AIYHBYW7POROWXW5 · pith_short_8: AIYHBYW7

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/AIYHBYW7POROWXW5QQHSAPSM7R \
  | 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: 023070e2df7ba2eb5edd840f203e4cfc6fea934dc3a904086b56573192ea8609

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b4469109d03e7cd97d30a6235488620e1ea98df2c92a070c4137759a7c8e1fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2017-04-12T10:55:16Z",
    "title_canon_sha256": "a4db9638c89a241330cd388382d1a5b847ebe66c7ebf096477e5ec63fe1d516a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.03696",
    "kind": "arxiv",
    "version": 2
  }
}