Pith Number

pith:OIP6RRBM

pith:2014:OIP6RRBMXOQK4GUNKYUFR6QRW3

not attested not anchored not stored refs pending

On tight bounds for binary frameproof codes

Chuan Guo, Douglas R. Stinson, Tran van Trung

arxiv:1406.6920 v1 · 2014-06-26 · cs.IT · math.CO · 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{OIP6RRBMXOQK4GUNKYUFR6QRW3}

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	2026-05-18T02:48:55.489492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

721fe8c42cbba0ae1a8d562858fa11b6f1c2572fa17d4d8ade57bf16e891201e

Aliases

arxiv: 1406.6920 · arxiv_version: 1406.6920v1 · doi: 10.48550/arxiv.1406.6920 · pith_short_12: OIP6RRBMXOQK · pith_short_16: OIP6RRBMXOQK4GUN · pith_short_8: OIP6RRBM

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/OIP6RRBMXOQK4GUNKYUFR6QRW3 \
  | 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: 721fe8c42cbba0ae1a8d562858fa11b6f1c2572fa17d4d8ade57bf16e891201e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4795bc5ce46bba98540dbf3c9d3794fd58052f04582fbf0fb1ce03376eec3359",
    "cross_cats_sorted": [
      "math.CO",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-06-26T15:27:15Z",
    "title_canon_sha256": "cc290120ff62ade59016e6565d2e9972f89a9a9cec11e70511a5810c2e88adb9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.6920",
    "kind": "arxiv",
    "version": 1
  }
}