Pith Number

pith:4AM5UAG3

pith:2012:4AM5UAG3KDSKDD52KZGIICBSYA

not attested not anchored not stored refs pending

Exact-Repair Minimum Bandwidth Regenerating Codes Based on Evaluation of Linearized Polynomials

Hongmei Xie, Zhiyuan Yan

arxiv:1203.5325 v2 · 2012-03-23 · cs.IT · 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{4AM5UAG3KDSKDD52KZGIICBSYA}

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	2026-05-18T03:36:04.623297Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e019da00db50e4a18fba564c840832c02060886eb38bf6ac8767a10751ef2fba

Aliases

arxiv: 1203.5325 · arxiv_version: 1203.5325v2 · doi: 10.48550/arxiv.1203.5325 · pith_short_12: 4AM5UAG3KDSK · pith_short_16: 4AM5UAG3KDSKDD52 · pith_short_8: 4AM5UAG3

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/4AM5UAG3KDSKDD52KZGIICBSYA \
  | 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: e019da00db50e4a18fba564c840832c02060886eb38bf6ac8767a10751ef2fba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c758a63a4bbcabb9263f6318a6b8035fd813d3f210b1710a5b993588686f8607",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2012-03-23T19:34:32Z",
    "title_canon_sha256": "1523f7488f0534c8d4cab7fc40de336e968671e0f7e25fb8830ee316fd656359"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.5325",
    "kind": "arxiv",
    "version": 2
  }
}