Pith Number

pith:CLMUSB2H

pith:2013:CLMUSB2HKSU5RULRGBWE4MMQCS

not attested not anchored not stored refs pending

The CORE Storage Primitive: Cross-Object Redundancy for Efficient Data Repair & Access in Erasure Coded Storage

Anwitaman Datta, Kyumars Sheykh Esmaili, Lluis Pamies-Juarez

arxiv:1302.5192 v4 · 2013-02-21 · 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{CLMUSB2HKSU5RULRGBWE4MMQCS}

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	2026-05-18T03:19:56.536078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12d949074754a9d8d171306c4e319014966de9e10f354799fcd3ebe7d7e0a250

Aliases

arxiv: 1302.5192 · arxiv_version: 1302.5192v4 · doi: 10.48550/arxiv.1302.5192 · pith_short_12: CLMUSB2HKSU5 · pith_short_16: CLMUSB2HKSU5RULR · pith_short_8: CLMUSB2H

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/CLMUSB2HKSU5RULRGBWE4MMQCS \
  | 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: 12d949074754a9d8d171306c4e319014966de9e10f354799fcd3ebe7d7e0a250

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b623e4d9108d3487e4bc2cc5e99d3b0ebd4d1f14020a357c27c98de9c23be97",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2013-02-21T06:14:04Z",
    "title_canon_sha256": "b842b64ea57fd73aff7c387e86dced015108c51146bb214f25d10d79e4cd1647"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.5192",
    "kind": "arxiv",
    "version": 4
  }
}