Pith Number

pith:ZL4JKQIQ

pith:2019:ZL4JKQIQURWMOUYX3UQPJQ3B5U

not attested not anchored not stored refs pending

Modular design to transform codes for the wiretap channel of type I into codes for the wiretap channel of type II

Allison Beemer, Eric Graves

arxiv:1901.06377 v1 · 2019-01-18 · 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{ZL4JKQIQURWMOUYX3UQPJQ3B5U}

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	2026-05-17T23:56:01.177501Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

caf8954110a46cc75317dd20f4c361ed2e7de5304bf6c191c0e45a13404d0e5b

Aliases

arxiv: 1901.06377 · arxiv_version: 1901.06377v1 · doi: 10.48550/arxiv.1901.06377 · pith_short_12: ZL4JKQIQURWM · pith_short_16: ZL4JKQIQURWMOUYX · pith_short_8: ZL4JKQIQ

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/ZL4JKQIQURWMOUYX3UQPJQ3B5U \
  | 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: caf8954110a46cc75317dd20f4c361ed2e7de5304bf6c191c0e45a13404d0e5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4918fbc3b2919d25118a8dbd0762342c24f28782cdb90693918c776207ee658",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-01-18T18:41:15Z",
    "title_canon_sha256": "d0448e852e422e20b6495ba227c2c11c5388973cf5759545d8e82e4b96ab77bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.06377",
    "kind": "arxiv",
    "version": 1
  }
}