Pith Number

pith:IOKA2HYS

pith:2015:IOKA2HYSBNA2HVOVHUIFY2BLD2

not attested not anchored not stored refs pending

Linearized Reed-Solomon codes and linearized Wenger graphs

Chunlei Liu, Haode Yan

arxiv:1502.01885 v2 · 2015-02-06 · 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{IOKA2HYSBNA2HVOVHUIFY2BLD2}

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	2026-05-18T02:27:00.459292Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43940d1f120b41a3d5d53d105c682b1e874db840d27744e8da3031cd8129d6d1

Aliases

arxiv: 1502.01885 · arxiv_version: 1502.01885v2 · doi: 10.48550/arxiv.1502.01885 · pith_short_12: IOKA2HYSBNA2 · pith_short_16: IOKA2HYSBNA2HVOV · pith_short_8: IOKA2HYS

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/IOKA2HYSBNA2HVOVHUIFY2BLD2 \
  | 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: 43940d1f120b41a3d5d53d105c682b1e874db840d27744e8da3031cd8129d6d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "628ab413c0d5f6c1c8ac40c8cf567b3311c5e7b90361a2a3eac8d51bb3b0ccc0",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-02-06T13:56:39Z",
    "title_canon_sha256": "c28a1efc2b1e8c85a065be16d3f889660e837c440f0080f93514f7ccc331c188"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.01885",
    "kind": "arxiv",
    "version": 2
  }
}