Pith Number

pith:G4KVZ6Q2

pith:2017:G4KVZ6Q22QSHPKMDX66FYT233A

not attested not anchored not stored refs pending

UStore: A Distributed Storage With Rich Semantics

Anh Dinh, Beng Chin Ooi, Gang Chen, Hao Zhang, Ji Wang, Kian-Lee Tan, Meihui Zhang, Pingcheng Ruan, Qian Lin, Sheng Wang, Wei-Ngan Chin, Zhongle Xie

arxiv:1702.02799 v1 · 2017-02-09 · cs.DB · 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{G4KVZ6Q22QSHPKMDX66FYT233A}

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	2026-05-18T00:51:02.473443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37155cfa1ad42477a983bfbc5c4f5bd82e8afb552c147ed72ab2592a653d8a30

Aliases

arxiv: 1702.02799 · arxiv_version: 1702.02799v1 · doi: 10.48550/arxiv.1702.02799 · pith_short_12: G4KVZ6Q22QSH · pith_short_16: G4KVZ6Q22QSHPKMD · pith_short_8: G4KVZ6Q2

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/G4KVZ6Q22QSHPKMDX66FYT233A \
  | 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: 37155cfa1ad42477a983bfbc5c4f5bd82e8afb552c147ed72ab2592a653d8a30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6ce45e0f695a7a00d2fee8930cf0a33a233585918848c8b17b9cc1d58e798a8",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2017-02-09T12:06:37Z",
    "title_canon_sha256": "31e0ea2ab95ebadbf367cf70de486cfa9e4035752685bb732372795acbe799d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.02799",
    "kind": "arxiv",
    "version": 1
  }
}