Pith Number

pith:YQIVRXTQ

pith:2010:YQIVRXTQYCPHFOVMOUNFY5WPKB

not attested not anchored not stored refs pending

Double Circulant Minimum Storage Regenerating Codes

Bernat Gaston, Jaume Pujol

arxiv:1007.2401 v4 · 2010-07-14 · cs.DC · cs.IT · cs.NI · 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{YQIVRXTQYCPHFOVMOUNFY5WPKB}

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	2026-05-18T04:34:37.017717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c41158de70c09e72baac751a5c76cf5064a59feec0de5d771d8342e811bb6029

Aliases

arxiv: 1007.2401 · arxiv_version: 1007.2401v4 · doi: 10.48550/arxiv.1007.2401 · pith_short_12: YQIVRXTQYCPH · pith_short_16: YQIVRXTQYCPHFOVM · pith_short_8: YQIVRXTQ

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/YQIVRXTQYCPHFOVMOUNFY5WPKB \
  | 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: c41158de70c09e72baac751a5c76cf5064a59feec0de5d771d8342e811bb6029

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f890058c357ceb4a8cc300e660129750a215972378fb616a6259bbf9d09b2e1",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.NI",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2010-07-14T19:39:52Z",
    "title_canon_sha256": "ec8da6d02e1e2905b4507d2da2a50315254832a7560e3a62d26d861a2ef25267"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.2401",
    "kind": "arxiv",
    "version": 4
  }
}