Pith Number

pith:2E37SZAU

pith:2017:2E37SZAULFVVLSH37OCJIQBXYY

not attested not anchored not stored refs pending

Near-Optimal Vector Linear Index Codes For Single Unicast Index Coding Problems with Symmetric Neighboring Interference

B. Sundar Rajan, Mahesh Babu Vaddi

arxiv:1705.10614 v1 · 2017-05-28 · 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{2E37SZAULFVVLSH37OCJIQBXYY}

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	2026-05-18T00:43:24.043022Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d137f96414596b55c8fbfb84944037c62761e1c5fa90a617eed5165371341f18

Aliases

arxiv: 1705.10614 · arxiv_version: 1705.10614v1 · doi: 10.48550/arxiv.1705.10614 · pith_short_12: 2E37SZAULFVV · pith_short_16: 2E37SZAULFVVLSH3 · pith_short_8: 2E37SZAU

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/2E37SZAULFVVLSH37OCJIQBXYY \
  | 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: d137f96414596b55c8fbfb84944037c62761e1c5fa90a617eed5165371341f18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5cef67a90454bea067ec21d568d3fdd3244a6672cf7d05d273511dfcbff0ff2b",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-05-28T10:20:09Z",
    "title_canon_sha256": "59ca8e8dd96b4e5f56b0af3a84a189b629d1e8a3a3c1164ca2d12bd33ef0d8df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.10614",
    "kind": "arxiv",
    "version": 1
  }
}