Pith Number

pith:7GDTUKAY

pith:2017:7GDTUKAYGQ2BTPH4TBUIA3XS6J

not attested not anchored not stored refs pending

Weak Flip Codes and their Optimality on the Binary Erasure Channel

Hsuan-Yin Lin, Po-Ning Chen, Stefan M. Moser

arxiv:1711.03310 v1 · 2017-11-09 · 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{7GDTUKAYGQ2BTPH4TBUIA3XS6J}

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	2026-05-18T00:30:56.612431Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9873a2818343419bcfc9868806ef2f26b8c29beaea45f76c69c0945dbe2b0de

Aliases

arxiv: 1711.03310 · arxiv_version: 1711.03310v1 · doi: 10.48550/arxiv.1711.03310 · pith_short_12: 7GDTUKAYGQ2B · pith_short_16: 7GDTUKAYGQ2BTPH4 · pith_short_8: 7GDTUKAY

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/7GDTUKAYGQ2BTPH4TBUIA3XS6J \
  | 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: f9873a2818343419bcfc9868806ef2f26b8c29beaea45f76c69c0945dbe2b0de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9f4d6f34e4dcc454624274afc8f4c15710bc2333c8224d43e7c686f32444259",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-11-09T10:13:57Z",
    "title_canon_sha256": "29aa13e8a62e6099c146867d27e7b3f542b85bc15ea897a6a3a07fb44eb9a31b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.03310",
    "kind": "arxiv",
    "version": 1
  }
}