Pith Number

pith:HAYP22SV

pith:2018:HAYP22SVHY4BIEMSNZGI3BTKNG

not attested not anchored not stored refs pending

Time-Varying Block Codes for Synchronization Errors: MAP Decoder and Practical Issues

Johann A. Briffa, Stephan Wesemeyer, Victor Buttigieg

arxiv:1802.08595 v1 · 2018-02-23 · 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{HAYP22SVHY4BIEMSNZGI3BTKNG}

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	2026-05-18T00:22:41.074962Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3830fd6a553e381411926e4c8d866a69aa584bc1796652ecc08a3af26755965b

Aliases

arxiv: 1802.08595 · arxiv_version: 1802.08595v1 · doi: 10.48550/arxiv.1802.08595 · pith_short_12: HAYP22SVHY4B · pith_short_16: HAYP22SVHY4BIEMS · pith_short_8: HAYP22SV

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/HAYP22SVHY4BIEMSNZGI3BTKNG \
  | 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: 3830fd6a553e381411926e4c8d866a69aa584bc1796652ecc08a3af26755965b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9c34006a8cf431f1d1f8fcbf0d6286919f7063bd888f6eb9f5cecf5ae2bfa58",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-02-23T15:27:42Z",
    "title_canon_sha256": "c1db6c50b6a3b82e40d9afc95cbe34d4e593e8ee1dbdb7cc698535feef4f20d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.08595",
    "kind": "arxiv",
    "version": 1
  }
}