Pith Number

pith:YMLUP2PR

pith:2011:YMLUP2PROBCHVKGWV5JSVB5FKD

not attested not anchored not stored refs pending

Linear Analog Codes: The Good and The Bad

Jing (Tiffany) Li, Kai Xie

arxiv:1105.1520 v1 · 2011-05-08 · 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{YMLUP2PROBCHVKGWV5JSVB5FKD}

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	2026-05-18T04:22:39.290532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c31747e9f170447aa8d6af532a87a550cbc34db93f0c718533cc02cfbaab3211

Aliases

arxiv: 1105.1520 · arxiv_version: 1105.1520v1 · doi: 10.48550/arxiv.1105.1520 · pith_short_12: YMLUP2PROBCH · pith_short_16: YMLUP2PROBCHVKGW · pith_short_8: YMLUP2PR

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/YMLUP2PROBCHVKGWV5JSVB5FKD \
  | 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: c31747e9f170447aa8d6af532a87a550cbc34db93f0c718533cc02cfbaab3211

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6476a8459be1018650a83808b0fddbe0158d3e99b5f5ef197887855c2b5a2ab9",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-05-08T13:52:13Z",
    "title_canon_sha256": "11d00eabdeac54e3321690325867915d186768751926415aee61b78f38176ebc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.1520",
    "kind": "arxiv",
    "version": 1
  }
}