Pith Number

pith:NPCGBIOC

pith:2011:NPCGBIOCVC4HWUVABOONW4VOKO

not attested not anchored not stored refs pending

An FPTAS for the Lead-Based Multiple Video Transmission LMVT Problem

Atri Rudra, Swapnoneel Roy

arxiv:1102.4129 v3 · 2011-02-21 · cs.DS · cs.CC · cs.NI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NPCGBIOCVC4HWUVABOONW4VOKO}

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	2026-05-18T04:11:40.673368Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bc460a1c2a8b87b52a00b9cdb72ae539d9dbd72e2a05d77f5d31edb1a3a5d1c

Aliases

arxiv: 1102.4129 · arxiv_version: 1102.4129v3 · doi: 10.48550/arxiv.1102.4129 · pith_short_12: NPCGBIOCVC4H · pith_short_16: NPCGBIOCVC4HWUVA · pith_short_8: NPCGBIOC

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/NPCGBIOCVC4HWUVABOONW4VOKO \
  | 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: 6bc460a1c2a8b87b52a00b9cdb72ae539d9dbd72e2a05d77f5d31edb1a3a5d1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e57284a3b1d892f6573b1b51c28a5c34b8e11f3e368ad36b356cf8c15330730f",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.NI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2011-02-21T04:21:32Z",
    "title_canon_sha256": "2d1d43ebe066c74d51cd7fa37bde71253f5e7cb9ca783fcf075b9ed57d6c45f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.4129",
    "kind": "arxiv",
    "version": 3
  }
}