Pith Number

pith:OCV2PJOG

pith:2018:OCV2PJOGK67BSJWBLISOBB5SQU

not attested not anchored not stored refs pending

Polar-like Codes and Asymptotic Tradeoff among Block Length, Code Rate, and Error Probability

Hsin-Po Wang, Iwan Duursma

arxiv:1812.08112 v1 · 2018-12-19 · 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{OCV2PJOGK67BSJWBLISOBB5SQU}

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	2026-05-17T23:57:54.810387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70aba7a5c657be1926c15a24e087b28513db626126c71d5d9998309c0603bbfe

Aliases

arxiv: 1812.08112 · arxiv_version: 1812.08112v1 · doi: 10.48550/arxiv.1812.08112 · pith_short_12: OCV2PJOGK67B · pith_short_16: OCV2PJOGK67BSJWB · pith_short_8: OCV2PJOG

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/OCV2PJOGK67BSJWBLISOBB5SQU \
  | 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: 70aba7a5c657be1926c15a24e087b28513db626126c71d5d9998309c0603bbfe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10e996bc1c207cc25904c635b8d93bed7574c18e8edc672677a2487a3c93d021",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-12-19T17:42:44Z",
    "title_canon_sha256": "ce2caca83602ac04c3a06bbbc3e82cfe085c710e88ddaa9de48cab2fecddc7c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.08112",
    "kind": "arxiv",
    "version": 1
  }
}