Pith Number

pith:W4TMO6CM

pith:2015:W4TMO6CMGYZDQNRGHF5VDQ22C6

not attested not anchored not stored refs pending

Enhancing Secrecy Rates in a wiretap channel

Shahid M. Shah, Vinod Sharma

arxiv:1505.01374 v3 · 2015-05-06 · cs.IT · cs.CR · 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{W4TMO6CMGYZDQNRGHF5VDQ22C6}

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	2026-05-18T00:50:57.825547Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b726c7784c3632383626397b51c35a179d05bb4e76d82a15d364dcaec0911179

Aliases

arxiv: 1505.01374 · arxiv_version: 1505.01374v3 · doi: 10.48550/arxiv.1505.01374 · pith_short_12: W4TMO6CMGYZD · pith_short_16: W4TMO6CMGYZDQNRG · pith_short_8: W4TMO6CM

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/W4TMO6CMGYZDQNRGHF5VDQ22C6 \
  | 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: b726c7784c3632383626397b51c35a179d05bb4e76d82a15d364dcaec0911179

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f669f49315d1a673bc65c325f1450a49f46dccfb20d8c16f97019586b5f3793",
    "cross_cats_sorted": [
      "cs.CR",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-05-06T14:11:39Z",
    "title_canon_sha256": "109d55dcaebfe5ac7c908706e025578dad3ccf0fdcc3a46c74cf1b7549a6e135"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.01374",
    "kind": "arxiv",
    "version": 3
  }
}