Pith Number

pith:VHPCLT3U

pith:2005:VHPCLT3UNGTU6N455TCFSE6XMI

not attested not anchored not stored refs pending

Geometric approach to error correcting codes and reconstruction of signals

Mark Rudelson, Roman Vershynin

arxiv:math/0502299 v1 · 2005-02-15 · math.FA · math.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VHPCLT3UNGTU6N455TCFSE6XMI}

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	2026-05-18T00:54:09.274673Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9de25cf7469a74f379decc45913d76226527cbe4ad45d1532201d819167f64f

Aliases

arxiv: math/0502299 · arxiv_version: math/0502299v1 · doi: 10.48550/arxiv.math/0502299 · pith_short_12: VHPCLT3UNGTU · pith_short_16: VHPCLT3UNGTU6N45 · pith_short_8: VHPCLT3U

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/VHPCLT3UNGTU6N455TCFSE6XMI \
  | 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: a9de25cf7469a74f379decc45913d76226527cbe4ad45d1532201d819167f64f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12896e629026590f6de1872a6676ad6791ad16222a3b8a758ce1236d6cd5faeb",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "",
    "primary_cat": "math.FA",
    "submitted_at": "2005-02-15T00:40:42Z",
    "title_canon_sha256": "3394b00af2e3797c35417ec9485c063ee5cc973dd73ee91a9fb8363a499113e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0502299",
    "kind": "arxiv",
    "version": 1
  }
}