Pith Number

pith:YWVJHB6B

pith:2014:YWVJHB6BY26XNMCQH6N6PW7LR5

not attested not anchored not stored refs pending

On the Optimality of Keyless Authentication in a Noisy Model

Shaoquan Jiang

arxiv:1409.1657 v1 · 2014-09-05 · 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{YWVJHB6BY26XNMCQH6N6PW7LR5}

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	2026-05-18T02:43:25.593897Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5aa9387c1c6bd76b0503f9be7dbeb8f75e796d65ea2ddbdcba08a4690dec27b

Aliases

arxiv: 1409.1657 · arxiv_version: 1409.1657v1 · doi: 10.48550/arxiv.1409.1657 · pith_short_12: YWVJHB6BY26X · pith_short_16: YWVJHB6BY26XNMCQ · pith_short_8: YWVJHB6B

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/YWVJHB6BY26XNMCQH6N6PW7LR5 \
  | 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: c5aa9387c1c6bd76b0503f9be7dbeb8f75e796d65ea2ddbdcba08a4690dec27b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f47b7603ae89347a50ce0e2460788980754725fd3db075c90aaef0f8c2b36e1",
    "cross_cats_sorted": [
      "cs.CR",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-09-05T03:34:31Z",
    "title_canon_sha256": "e7bdbbde568074d7ed729239fb746e765c80c8fb7a631825c8eb17c026ceacf0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.1657",
    "kind": "arxiv",
    "version": 1
  }
}