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"resumen": "INSTITUTO MEXICANO DEL SEGURO SOCIAL publicó la licitación pública LA-50-GYR-050GYR041-N-9-2027 el 10 de noviembre de 2026 para servicio de mantenimiento de agua de alberca 2027. La contratación corresponde a Tlaxcala. El expediente incluye 4 anexos y 1 partida.",
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