Pith Number

pith:IJXAMYHF

pith:2013:IJXAMYHFPOX5A42VHWTIG3ZHHJ

not attested not anchored not stored refs pending

Reverse Berlekamp-Massey Decoding

Hans-Andrea Loeliger, Jiun-Hung Yu

arxiv:1301.7236 v2 · 2013-01-30 · 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{IJXAMYHFPOX5A42VHWTIG3ZHHJ}

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	2026-05-18T03:25:27.042712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

426e0660e57bafd073553da6836f273a540bbabe8008214c59baef1f8d6e3710

Aliases

arxiv: 1301.7236 · arxiv_version: 1301.7236v2 · doi: 10.48550/arxiv.1301.7236 · pith_short_12: IJXAMYHFPOX5 · pith_short_16: IJXAMYHFPOX5A42V · pith_short_8: IJXAMYHF

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/IJXAMYHFPOX5A42VHWTIG3ZHHJ \
  | 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: 426e0660e57bafd073553da6836f273a540bbabe8008214c59baef1f8d6e3710

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14f74b71df3f43aa8663f607546a2e55dcf2036e271ddaeabf2a06a565ca1379",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-01-30T14:23:31Z",
    "title_canon_sha256": "65cebaa50e91fba30cf863bd43506f234eed8c1a5f1e398ba7a25bdc17c0f61c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.7236",
    "kind": "arxiv",
    "version": 2
  }
}