Pith Number

pith:XVPKQHYE

pith:2015:XVPKQHYE3AQBBZWP3MZ244D6DM

not attested not anchored not stored refs pending

New Explicit Binary Constant Weight Codes from Reed-Solomon Codes

Hao Chen, Liqing Xu

arxiv:1505.06524 v4 · 2015-05-25 · 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{XVPKQHYE3AQBBZWP3MZ244D6DM}

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	2026-05-18T01:35:38.018004Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd5ea81f04d82010e6cfdb33ae707e1b2bea75c6d134c6abb1bc3695de7d4c64

Aliases

arxiv: 1505.06524 · arxiv_version: 1505.06524v4 · doi: 10.48550/arxiv.1505.06524 · pith_short_12: XVPKQHYE3AQB · pith_short_16: XVPKQHYE3AQBBZWP · pith_short_8: XVPKQHYE

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/XVPKQHYE3AQBBZWP3MZ244D6DM \
  | 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: bd5ea81f04d82010e6cfdb33ae707e1b2bea75c6d134c6abb1bc3695de7d4c64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1283c0c0a1589c3d9b5a4eaee83d9cca8a41e512604a0de075386d34d0117b5",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-05-25T02:14:47Z",
    "title_canon_sha256": "7169e63fd79b57a33222e9811d4931abd27060e096be2d7d2a1ec3efd27a27da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.06524",
    "kind": "arxiv",
    "version": 4
  }
}