Pith Number

pith:746BHGVK

pith:2018:746BHGVKBH2HKTAURC2LM5CW6V

not attested not anchored not stored refs pending

On Optimal Index Codes for Interlinked Cycle Structures with Outer Cycles

B. Sundar Rajan, Shanuja Sasi

arxiv:1804.09120 v1 · 2018-04-24 · 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{746BHGVKBH2HKTAURC2LM5CW6V}

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	2026-05-18T00:17:36.280541Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff3c139aaa09f4754c1488b4b67456f55930520e6b0cbe438243761eb2d698d4

Aliases

arxiv: 1804.09120 · arxiv_version: 1804.09120v1 · doi: 10.48550/arxiv.1804.09120 · pith_short_12: 746BHGVKBH2H · pith_short_16: 746BHGVKBH2HKTAU · pith_short_8: 746BHGVK

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/746BHGVKBH2HKTAURC2LM5CW6V \
  | 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: ff3c139aaa09f4754c1488b4b67456f55930520e6b0cbe438243761eb2d698d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "081677673a89c0d2c9abe8fee04a56e87e7c33cdc8d05d88bc1d618e12551b03",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-04-24T16:25:32Z",
    "title_canon_sha256": "99e06bda9232cafd0841d3865b1feab4295e162d75c48d88333753180d84267f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.09120",
    "kind": "arxiv",
    "version": 1
  }
}