Pith Number

pith:L5RYHQQK

pith:2021:L5RYHQQKWNZFNDGXAC43DGOE7Y

not attested not anchored not stored refs pending

Chunk Content is not Enough: Chunk-Context Aware Resemblance Detection for Deduplication Delta Compression

Ruixuan Li, Weijun Xiao, Wenlong Tian, Xiaoye Xue, Xuming Ye, Zhiyong Xu

arxiv:2106.01273 v1 · 2021-06-02 · 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{L5RYHQQKWNZFNDGXAC43DGOE7Y}

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	2026-07-05T02:45:45.584159Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f6383c20ab372568cd700b9b199c4fe2961d605ccb42ab0c3002f4a02c4d908

Aliases

arxiv: 2106.01273 · arxiv_version: 2106.01273v1 · doi: 10.48550/arxiv.2106.01273 · pith_short_12: L5RYHQQKWNZF · pith_short_16: L5RYHQQKWNZFNDGX · pith_short_8: L5RYHQQK

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/L5RYHQQKWNZFNDGXAC43DGOE7Y \
  | 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: 5f6383c20ab372568cd700b9b199c4fe2961d605ccb42ab0c3002f4a02c4d908

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70e97f2f14a939cb687425ec1023b4fc050d07076a0757ed00b89526b0767a29",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2021-06-02T16:34:07Z",
    "title_canon_sha256": "3bd74054fdde72c73ff1b61816afc852847ce4db26e268b3981e9cf88056e367"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.01273",
    "kind": "arxiv",
    "version": 1
  }
}